| 1 | <!--- |
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| 2 | Copyright: (c) 2007 Maestro Publishing, LLC |
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| 3 | Author: Peter J. Farrell (pjf@maestropublishing.com) |
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| 4 | License: |
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| 5 | Copyright 2007 Maestro Publishing, LLC |
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| 6 | |
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| 7 | Licensed under the Apache License, Version 2.0 (the "License"); |
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| 8 | you may not use this file except in compliance with the License. |
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| 9 | You may obtain a copy of the License at |
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| 10 | |
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| 11 | http://www.apache.org/licenses/LICENSE-2.0 |
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| 12 | |
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| 13 | Unless required by applicable law or agreed to in writing, software |
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| 14 | distributed under the License is distributed on an "AS IS" BASIS, |
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| 15 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 16 | See the License for the specific language governing permissions and |
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| 17 | limitations under the License. |
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| 18 | |
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| 19 | $Id: captchaService.cfc 6056 2007-05-13 20:16:22Z pfarrell $ |
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| 20 | ---> |
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| 21 | <cfcomponent |
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| 22 | displayname="captchaService" |
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| 23 | output="false" |
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| 24 | hint="Performs captcha functionality."> |
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| 25 | |
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| 26 | <!--- |
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| 27 | PROPERTIES |
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| 28 | ---> |
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| 29 | <cfset variables.instance = StructNew() /> |
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| 30 | <cfset variables.packageVersion = "0.1 Beta" /> |
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| 31 | |
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| 32 | <!--- |
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| 33 | INITIALIZATION / CONFIGURATION |
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| 34 | ---> |
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| 35 | <cffunction name="init" access="public" returntype="captchaService" output="false" |
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| 36 | hint="Initializes the service."> |
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| 37 | <cfargument name="configBean" type="captchaServiceConfigBean" required="false" |
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| 38 | default="#CreateObject("component", "captchaServiceConfigBean").init()#" /> |
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| 39 | <cfargument name="configFile" type="string" required="false" |
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| 40 | default="" /> |
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| 41 | |
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| 42 | <!--- Set arguments ---> |
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| 43 | <cfset setConfigBean(arguments.configBean) /> |
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| 44 | <cfif Len(arguments.configFile)> |
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| 45 | <cfset setConfigFile(arguments.configFile) /> |
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| 46 | </cfif> |
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| 47 | |
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| 48 | <cfreturn this /> |
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| 49 | </cffunction> |
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| 50 | |
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| 51 | <cffunction name="setup" access="public" returntype="void" output="false" |
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| 52 | hint="Setups the service after dependencies have been injected."> |
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| 53 | |
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| 54 | <!--- Load the XML if configFile is not NULL ---> |
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| 55 | <cfif Len(getConfigFile())> |
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| 56 | <cfset loadXML() /> |
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| 57 | </cfif> |
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| 58 | |
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| 59 | <!--- Setup the hash reference cache ---> |
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| 60 | <cfset setupHashReferenceCache() /> |
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| 61 | </cffunction> |
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| 62 | |
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| 63 | <!--- |
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| 64 | PUBLIC FUNCTIONS - GENERAL |
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| 65 | ---> |
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| 66 | <cffunction name="createHashReference" access="public" returntype="struct" output="false" |
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| 67 | hint="Creates a hash reference in the service and returns the results."> |
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| 68 | <cfargument name="text" type="string" required="false" default="#getRandString()#" |
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| 69 | hint="Text to create Captcha with. Defaults random string as defined in config file." /> |
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| 70 | |
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| 71 | <cfset var results = StructNew() /> |
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| 72 | |
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| 73 | <!--- Create the results struct ---> |
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| 74 | <cfset results.type = "hash" /> |
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| 75 | <cfset results.text = arguments.text /> |
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| 76 | <cfset results.hash = createHash() /> |
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| 77 | <cfset results.width = getConfigBean().getWidth() /> |
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| 78 | <cfset results.height = getConfigBean().getHeight() /> |
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| 79 | |
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| 80 | <!--- Set the hash reference to the cache ---> |
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| 81 | <cfset setHashReference(results.hash, results.text) /> |
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| 82 | |
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| 83 | <cfreturn results /> |
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| 84 | </cffunction> |
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| 85 | |
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| 86 | <cffunction name="createCaptchaFromHashReference" access="public" returntype="struct" output="false" |
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| 87 | hint="Creates a captcha to the desired from a hash reference."> |
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| 88 | <cfargument name="type" type="string" required="true" |
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| 89 | hint="Captcah output type. Accepts file or stream." /> |
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| 90 | <cfargument name="hash" type="string" required="true" |
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| 91 | hint="Hash reference to retrieve from cache." /> |
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| 92 | <cfreturn createCaptcha(arguments.type, getHashReference(arguments.hash), arguments.hash) /> |
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| 93 | </cffunction> |
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| 94 | |
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| 95 | <cffunction name="validateCaptcha" access="public" returntype="boolean" output="false" |
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| 96 | hint="Validates a captcha by hash and user response text."> |
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| 97 | <cfargument name="hash" type="string" required="true" /> |
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| 98 | <cfargument name="text" type="string" required="true" /> |
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| 99 | <cfreturn NOT CompareNoCase(getHashReference(arguments.hash, TRUE), arguments.text) /> |
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| 100 | </cffunction> |
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| 101 | |
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| 102 | <!--- |
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| 103 | PUBLIC FUNCTIONS - UTILS |
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| 104 | ---> |
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| 105 | <cffunction name="getVersion" access="public" returntype="string" output="false" |
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| 106 | hint="Gets the current version of LylaCAPTCHA."> |
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| 107 | <cfreturn variables.packageVersion /> |
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| 108 | </cffunction> |
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| 109 | |
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| 110 | <cffunction name="getAvailableFontNames" access="public" returntype="array" output="false" |
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| 111 | hint="Returns an array of all available system fonts. This is useful when deciding on fonts to use for captcha configuration."> |
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| 112 | |
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| 113 | <cfset var allFonts = CreateObject("java", "java.awt.GraphicsEnvironment").getLocalGraphicsEnvironment().getAllFonts() /> |
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| 114 | <cfset var fontArray = ArrayNew(1) /> |
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| 115 | <cfset var i = "" /> |
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| 116 | |
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| 117 | <cfloop from="1" to="#ArrayLen(allFonts)#" index="i"> |
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| 118 | <cfset ArrayAppend(fontArray, allFonts[i].getName()) /> |
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| 119 | </cfloop> |
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| 120 | |
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| 121 | <cfreturn fontArray /> |
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| 122 | </cffunction> |
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| 123 | |
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| 124 | <!--- |
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| 125 | PROTECTED FUNCTIONS - GENERAL |
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| 126 | ---> |
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| 127 | <cffunction name="createCaptcha" access="private" returntype="struct" output="false" |
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| 128 | hint="Creates a captcha to the desired stream."> |
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| 129 | <cfargument name="type" type="string" required="true" |
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| 130 | hint="Captcah output type. Accepts file or stream." /> |
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| 131 | <cfargument name="text" type="string" required="true" /> |
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| 132 | <cfargument name="hash" type="string" required="true" /> |
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| 133 | |
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| 134 | <cfset var stream = "" /> |
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| 135 | <cfset var results = StructNew() /> |
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| 136 | <cfset var tempFileLocation = "" /> |
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| 137 | |
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| 138 | <!--- Create the common results ---> |
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| 139 | <cfset results.text = arguments.text /> |
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| 140 | <cfset results.hash = arguments.hash /> |
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| 141 | <cfset results.width = getConfigBean().getWidth() /> |
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| 142 | <cfset results.height = getConfigBean().getHeight() /> |
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| 143 | |
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| 144 | <!--- Create the results struct ---> |
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| 145 | <cfif arguments.type IS "stream"> |
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| 146 | <!--- Create the stream ---> |
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| 147 | <cfset stream = createObject("java", "java.io.ByteArrayOutputStream").init() /> |
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| 148 | |
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| 149 | <!--- Create the type specific results ---> |
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| 150 | <cfset results.type = "stream" /> |
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| 151 | |
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| 152 | <!--- Write the captcha with the selected stream ---> |
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| 153 | <cfset writeToStream(stream, arguments.text) /> |
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| 154 | <cfset results.stream = stream.toByteArray() /> |
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| 155 | <cfelseif arguments.type IS "file"> |
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| 156 | <!--- Create the stream ---> |
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| 157 | <cfset tempFileLocation = getFileLocation() /> |
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| 158 | <cftry> |
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| 159 | <cfset stream = createObject("java", "java.io.FileOutputStream").init(tempFileLocation) /> |
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| 160 | <cfcatch type="any"> |
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| 161 | <cfthrow type="captchaService.invalidOutputDirectory" |
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| 162 | message="Could not create file output stream. The output directory probably is not a valid path. Please check that it exists." |
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| 163 | detail="Output Directory:#tempFileLocation#" /> |
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| 164 | </cfcatch> |
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| 165 | </cftry> |
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| 166 | |
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| 167 | <!--- Create the type specific results ---> |
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| 168 | <cfset results.type = "file" /> |
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| 169 | <cfset results.fileLocation = tempFileLocation /> |
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| 170 | <cfset results.fileDirectory = GetDirectoryFromPath(tempFileLocation) /> |
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| 171 | <cfset results.fileName = GetFileFromPath(tempFileLocation) /> |
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| 172 | |
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| 173 | <!--- Write the captcha with the selected stream ---> |
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| 174 | <cfset writeToStream(stream, arguments.text) /> |
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| 175 | <cfset stream.flush() /> |
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| 176 | <cfset stream.close() /> |
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| 177 | <cfelse> |
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| 178 | <cfthrow type="captchaService.invalidType" |
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| 179 | message="The argument type must be stream or file." |
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| 180 | detail="Passed type=#arguments.type#" /> |
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| 181 | </cfif> |
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| 182 | |
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| 183 | <cfreturn results /> |
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| 184 | </cffunction> |
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| 185 | |
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| 186 | <cffunction name="writeToStream" access="private" returntype="void" output="false" |
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| 187 | hint="Writes a captcha to an outputStream."> |
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| 188 | <cfargument name="outputStream" type="any" required="true" /> |
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| 189 | <cfargument name="text" type="string" required="true" /> |
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| 190 | |
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| 191 | <cfset var i = "" /> |
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| 192 | <cfset var characters = arguments.text.toCharArray() /> |
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| 193 | <cfset var charactersArrayLen = ArrayLen(characters) /> |
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| 194 | <cfset var top = getConfigBean().getHeight() / 3 /> |
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| 195 | <cfset var left = (RandRange(50, 125) / 100) * getConfigBean().getLeftOffset() /> |
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| 196 | <cfset var definedFonts = getConfigBean().getDefinedFonts() /> |
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| 197 | <cfset var char = "" /> |
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| 198 | |
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| 199 | <!--- Create utils ---> |
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| 200 | <cfset var staticCollections = createObject("java", "java.util.Collections") /> |
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| 201 | |
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| 202 | <!--- Create basic graphic objects ---> |
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| 203 | <cfset var dimension = CreateObject("java", "java.awt.Dimension").init(getConfigBean().getWidth(), getConfigBean().getHeight()) /> |
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| 204 | <cfset var imageType = CreateObject("java", "java.awt.image.BufferedImage").TYPE_INT_RGB /> |
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| 205 | <cfset var bufferedImage = CreateObject("java", "java.awt.image.BufferedImage").init(JavaCast("int", dimension.getWidth()), JavaCast("int", dimension.getHeight()), imageType) /> |
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| 206 | <cfset var renderingHints = CreateObject("java", "java.awt.RenderingHints") /> |
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| 207 | <cfset var graphics = bufferedImage.createGraphics() /> |
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| 208 | |
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| 209 | <!--- Set anti-alias setting ---> |
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| 210 | <cfif getConfigBean().getUseAntiAlias()> |
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| 211 | <cfset graphics.setRenderingHint(renderingHints.KEY_ANTIALIASING, renderingHints.VALUE_ANTIALIAS_ON) /> |
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| 212 | </cfif> |
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| 213 | |
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| 214 | <!--- If text exists ---> |
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| 215 | <cfif charactersArrayLen> |
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| 216 | <!--- Draw background ---> |
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| 217 | <cfset drawBackground(graphics, dimension) /> |
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| 218 | |
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| 219 | <!--- Draw background ovals ---> |
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| 220 | <cfif getConfigBean().getUseOvals()> |
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| 221 | <cfloop from="1" to="#RandRange(getConfigBean().getMinOvals(), getConfigBean().getMaxOvals())#" index="i"> |
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| 222 | <cfset drawRandomOval(graphics, dimension, getConfigBean().getOvalColor()) /> |
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| 223 | </cfloop> |
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| 224 | </cfif> |
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| 225 | |
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| 226 | <!--- Draw background lines ---> |
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| 227 | <cfif getConfigBean().getUseBackgroundLines()> |
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| 228 | <cfloop from="1" to="#RandRange(getConfigBean().getBackgroundMinLines(), getConfigBean().getBackgroundMaxLines())#" index="i"> |
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| 229 | <cfset drawRandomLine(graphics, dimension, getConfigBean().getBackgroundLineColor()) /> |
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| 230 | </cfloop> |
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| 231 | </cfif> |
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| 232 | |
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| 233 | <!--- Draw captcha text ---> |
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| 234 | <cfloop from="1" to="#charactersArrayLen#" index="i"> |
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| 235 | <!--- Get text character to draw ---> |
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| 236 | <cfset char = characters[i] /> |
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| 237 | |
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| 238 | <cfset staticCollections.shuffle(definedFonts) /> |
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| 239 | |
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| 240 | <cfset setFont(graphics, definedFonts) /> |
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| 241 | <cfset graphics.setColor(getColorByType(getConfigBean().getFontColor())) /> |
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| 242 | |
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| 243 | <!--- Check if font can display current character ---> |
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| 244 | <cfloop condition="NOT graphics.getFont().canDisplay(char)"> |
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| 245 | <cfset setFont(graphics, definedFonts) /> |
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| 246 | </cfloop> |
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| 247 | |
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| 248 | <!--- Compute the top character position ---> |
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| 249 | <cfset top = RandRange(graphics.getFontMetrics().getAscent(), getConfigBean().getHeight() - ((getConfigBean().getHeight() - graphics.getFontMetrics().getHeight()) / 2)) /> |
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| 250 | |
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| 251 | <!--- Draw character text ---> |
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| 252 | <cfset graphics.drawString(JavaCast("string", char), JavaCast("int", left), JavaCast("int", top)) /> |
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| 253 | |
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| 254 | <!--- Compute the next character lef tposition ---> |
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| 255 | <cfset left = left + ((RandRange(150, 200) / 100) * graphics.getFontMetrics().charWidth(char)) /> |
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| 256 | </cfloop> |
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| 257 | |
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| 258 | <!--- Draw foreground lines ---> |
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| 259 | <cfif getConfigBean().getUseForegroundLines()> |
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| 260 | <cfloop from="1" to="#RandRange(getConfigBean().getForegroundMinLines(), getConfigBean().getForegroundMaxLines())#" index="i"> |
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| 261 | <cfset drawRandomLine(graphics, dimension, getConfigBean().getForegroundLineColor()) /> |
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| 262 | </cfloop> |
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| 263 | </cfif> |
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| 264 | |
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| 265 | <cfelse> |
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| 266 | <!--- If no texts exists, then write "Captcha Not Available" text ---> |
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| 267 | <cfset staticCollections.shuffle(definedFonts) /> |
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| 268 | <cfset graphics.setFont(definedFonts[1].deriveFont(JavaCast("float", 18))) /> |
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| 269 | <cfset graphics.setColor(getColorByType(getConfigBean().getFontColor())) /> |
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| 270 | <cfset graphics.drawString(JavaCast("string", "Captcha Not Available"), JavaCast("int", left), JavaCast("int", top)) > |
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| 271 | </cfif> |
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| 272 | |
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| 273 | <!--- |
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| 274 | ************************************************************************* |
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| 275 | * Draw attribution (please do not removed or comment out this code * |
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| 276 | * per the additional license restrictions) BELOW * |
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| 277 | ************************************************************************* |
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| 278 | ---> |
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| 279 | <cfset staticCollections.shuffle(definedFonts) /> |
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| 280 | <cfset graphics.setFont(definedFonts[1].deriveFont(JavaCast("float", 10))) /> |
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| 281 | <cfset graphics.setColor(getColorByType(getConfigBean().getBackgroundColor())) /> |
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| 282 | <cfset top = getConfigBean().getHeight() - 4 /> |
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| 283 | <cfset graphics.drawString(JavaCast("string", "LylaCaptcha"), JavaCast("int", 4), JavaCast("int", top)) /> |
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| 284 | <!--- |
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| 285 | ************************************************************************* |
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| 286 | * Draw attribution (please do not removed or comment out this code * |
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| 287 | * per the additional license restrictions) ABOVE * |
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| 288 | ************************************************************************* |
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| 289 | ---> |
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| 290 | |
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| 291 | <!--- Encode the captcha into an image based on the output stream ---> |
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| 292 | <cfset encodeImage(arguments.outputStream, bufferedImage) /> |
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| 293 | </cffunction> |
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| 294 | |
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| 295 | <cffunction name="encodeImage" access="private" returntype="void" output="false" |
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| 296 | hint="Encodes a buffered image to the desired output stream."> |
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| 297 | <cfargument name="outputStream" type="any" required="true" |
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| 298 | hint="The output stream." /> |
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| 299 | <cfargument name="bufferedImage" type="any" required="true" |
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| 300 | hint="The buffered image." /> |
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| 301 | |
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| 302 | <!--- Create an encoder and get the default encoder params ---> |
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| 303 | <cfset var encoder = createObject("java", "com.sun.image.codec.jpeg.JPEGCodec").createJPEGEncoder(arguments.outputstream) /> |
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| 304 | <cfset var encoderParam = encoder.getDefaultJPEGEncodeParam(arguments.bufferedImage) /> |
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| 305 | |
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| 306 | <!--- Set the quality of the jpeg ---> |
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| 307 | <cfset encoderParam.setQuality(JavaCast("float", getConfigBean().getJpegQuality()), getConfigBean().getJpegUseBaseline()) /> |
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| 308 | <cfset encoder.setJPEGEncodeParam(encoderParam) /> |
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| 309 | |
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| 310 | <!--- Encode the bufference image ---> |
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| 311 | <cfset encoder.encode(arguments.bufferedImage) /> |
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| 312 | </cffunction> |
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| 313 | |
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| 314 | <!--- |
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| 315 | PROTECTED FUNCTIONS - DRAW |
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| 316 | ---> |
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| 317 | <cffunction name="drawBackground" access="private" returntype="void" output="false" |
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| 318 | hint="Draws a background."> |
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| 319 | <cfargument name="graphics" type="any" required="true" |
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| 320 | hint="The graphics." /> |
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| 321 | <cfargument name="dimension" type="any" required="true" |
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| 322 | hint="The dimension object." /> |
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| 323 | |
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| 324 | <cfset var startColor = getColorByType(getConfigBean().getBackgroundColor()) /> |
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| 325 | <cfset var endColor = getColorByType(getConfigBean().getBackgroundColor()) /> |
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| 326 | <cfset var gradientPaint = "" /> |
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| 327 | <cfset var background = "" /> |
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| 328 | |
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| 329 | <cfif getConfigBean().getUseGradientBackground()> |
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| 330 | <cfset gradientPaint = CreateObject("java", "java.awt.GradientPaint").init(getRandomPointOnBorder(arguments.dimension), |
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| 331 | startColor, |
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| 332 | getRandomPointOnBorder(arguments.dimension), |
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| 333 | endColor.brighter(), |
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| 334 | getConfigBean().getBackgroundColorUseCyclic()) /> |
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| 335 | <cfset arguments.graphics.setPaint(gradientPaint) /> |
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| 336 | <cfelse> |
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| 337 | <cfset arguments.graphics.setColor(startColor) /> |
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| 338 | </cfif> |
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| 339 | |
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| 340 | <cfset background = CreateObject("java", "java.awt.Rectangle").init(dimension) /> |
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| 341 | <cfset arguments.graphics.fill(background) /> |
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| 342 | </cffunction> |
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| 343 | |
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| 344 | <cffunction name="drawRandomLine" access="private" returntype="void" output="false" |
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| 345 | hint="Draws a random line."> |
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| 346 | <cfargument name="graphics" type="any" required="true" |
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| 347 | hint="The graphics." /> |
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| 348 | <cfargument name="dimension" type="any" required="true" |
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| 349 | hint="The dimension object." /> |
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| 350 | <cfargument name="lineColorType" type="any" required="true" |
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| 351 | hint="The dimension object." /> |
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| 352 | |
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| 353 | <cfset var point1 = getRandomPointOnBorder(arguments.dimension) /> |
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| 354 | <cfset var point2 = getRandomPointOnBorder(arguments.dimension) /> |
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| 355 | |
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| 356 | <cfset arguments.graphics.setStroke(getRandomStroke()) /> |
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| 357 | <cfset arguments.graphics.setColor(getColorByType(arguments.lineColorType, getConfigBean().getBackgroundLineUseTransparency())) /> |
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| 358 | |
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| 359 | <cfset arguments.graphics.drawLine( |
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| 360 | JavaCast("int", point1.getX()), |
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| 361 | JavaCast("int", point1.getY()), |
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| 362 | JavaCast("int", point2.getX()), |
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| 363 | JavaCast("int", point2.getY())) /> |
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| 364 | </cffunction> |
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| 365 | |
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| 366 | <cffunction name="drawRandomOval" access="private" returntype="void" output="false" |
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| 367 | hint="Draws a random oval."> |
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| 368 | <cfargument name="graphics" type="any" required="true" |
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| 369 | hint="The graphics." /> |
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| 370 | <cfargument name="dimension" type="any" required="true" |
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| 371 | hint="The dimension object." /> |
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| 372 | <cfargument name="ovalColorType" type="any" required="true" |
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| 373 | hint="The dimension object." /> |
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| 374 | |
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| 375 | <cfset var point = getRandomPoint(arguments.dimension) /> |
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| 376 | <cfset var height = arguments.dimension.getHeight() /> |
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| 377 | <cfset var width = arguments.dimension.getWidth() /> |
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| 378 | <cfset var minOval = height * .10 /> |
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| 379 | <cfset var maxOval = height * .75 /> |
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| 380 | <cfset var choice = RandRange(1, 3) /> |
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| 381 | |
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| 382 | <cfset arguments.graphics.setColor(getColorByType(arguments.ovalColorType, getConfigBean().getOvalUseTransparency())) /> |
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| 383 | |
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| 384 | <cfswitch expression="#choice#"> |
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| 385 | <cfcase value="1"> |
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| 386 | <cfset arguments.graphics.setStroke(getRandomStroke()) /> |
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| 387 | <cfset arguments.graphics.drawOval( |
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| 388 | JavaCast("int", point.getX()), |
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| 389 | JavaCast("int", point.getY()), |
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| 390 | JavaCast("int", RandRange(minOval, maxOval)), |
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| 391 | JavaCast("int", RandRange(minOval, maxOval))) /> |
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| 392 | </cfcase> |
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| 393 | <cfcase value="2,3"> |
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| 394 | <cfset arguments.graphics.fillOval( |
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| 395 | JavaCast("int", point.getX()), |
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| 396 | JavaCast("int", point.getY()), |
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| 397 | JavaCast("int", RandRange(minOval, maxOval)), |
|---|
| 398 | JavaCast("int", RandRange(minOval, maxOval))) /> |
|---|
| 399 | </cfcase> |
|---|
| 400 | </cfswitch> |
|---|
| 401 | </cffunction> |
|---|
| 402 | |
|---|
| 403 | <cffunction name="getRandomPointOnBorder" access="private" returntype="any" output="false" |
|---|
| 404 | hint="Gets a random java.awt.Point on the border."> |
|---|
| 405 | <cfargument name="dimension" type="any" required="true" |
|---|
| 406 | hint="The dimension object."> |
|---|
| 407 | |
|---|
| 408 | <cfset var point = CreateObject("java", "java.awt.Point") /> |
|---|
| 409 | <cfset var height = Javacast("int", arguments.dimension.getHeight()) /> |
|---|
| 410 | <cfset var width = JavaCast("int", arguments.dimension.getWidth()) /> |
|---|
| 411 | <cfset var choice = RandRange(1, 4) /> |
|---|
| 412 | |
|---|
| 413 | <cfswitch expression="#choice#"> |
|---|
| 414 | <!--- left side ---> |
|---|
| 415 | <cfcase value="1"> |
|---|
| 416 | <cfset point.setLocation(JavaCast("int", 0), JavaCast("int", RandRange(0, height))) /> |
|---|
| 417 | </cfcase> |
|---|
| 418 | <!--- right side ---> |
|---|
| 419 | <cfcase value="2"> |
|---|
| 420 | <cfset point.setLocation(width, RandRange(0, height)) /> |
|---|
| 421 | </cfcase> |
|---|
| 422 | <!--- top side ---> |
|---|
| 423 | <cfcase value="3"> |
|---|
| 424 | <cfset point.setLocation(JavaCast("int", RandRange(0, width)), JavaCast("int", 0)) /> |
|---|
| 425 | </cfcase> |
|---|
| 426 | <!--- bottom side ---> |
|---|
| 427 | <cfcase value="4"> |
|---|
| 428 | <cfset point.setLocation(RandRange(0, width), height) /> |
|---|
| 429 | </cfcase> |
|---|
| 430 | </cfswitch> |
|---|
| 431 | |
|---|
| 432 | <cfreturn point /> |
|---|
| 433 | </cffunction> |
|---|
| 434 | |
|---|
| 435 | <cffunction name="getRandomPoint" access="private" returntype="any" output="false" |
|---|
| 436 | hint="Gets a random java.awt.Point in within the dimensions."> |
|---|
| 437 | <cfargument name="dimension" type="any" required="true" |
|---|
| 438 | hint="The dimension object."> |
|---|
| 439 | |
|---|
| 440 | <cfset var point = CreateObject("java", "java.awt.Point") /> |
|---|
| 441 | <cfset var height = Javacast("int", arguments.dimension.getHeight()) /> |
|---|
| 442 | <cfset var width = JavaCast("int", arguments.dimension.getWidth()) /> |
|---|
| 443 | |
|---|
| 444 | <cfset point.setLocation(JavaCast("int", RandRange(0, width)), JavaCast("int", RandRange(0, height))) /> |
|---|
| 445 | |
|---|
| 446 | <cfreturn point /> |
|---|
| 447 | </cffunction> |
|---|
| 448 | |
|---|
| 449 | <cffunction name="getRandomTransformation" access="private" returntype="any" output="false" |
|---|
| 450 | hint="Gets a random transformation."> |
|---|
| 451 | <cfargument name="shearXRange" type="numeric" required="true" |
|---|
| 452 | hint="The shear x range." /> |
|---|
| 453 | <cfargument name="shearYRange" type="numeric" required="true" |
|---|
| 454 | hint="The shear y range." /> |
|---|
| 455 | |
|---|
| 456 | <!--- create a slightly random affine transform ---> |
|---|
| 457 | <cfset var transformation = CreateObject("java", "java.awt.geom.AffineTransform").init() /> |
|---|
| 458 | <cfset var shearX = RandRange(-1 * (arguments.shearXRange * (RandRange(50, 150) / 100)), (arguments.shearXRange* (RandRange(50, 150) / 100))) / 100 /> |
|---|
| 459 | <cfset var shearY = RandRange(-1 * (arguments.shearYRange * (RandRange(50, 150) / 100)), (arguments.shearYRange * (RandRange(50, 150) / 100))) / 100 /> |
|---|
| 460 | |
|---|
| 461 | <cfset transformation.shear(shearX, shearY) /> |
|---|
| 462 | |
|---|
| 463 | <cfreturn transformation /> |
|---|
| 464 | </cffunction> |
|---|
| 465 | |
|---|
| 466 | <cffunction name="getRandomStroke" access="private" returntype="any" output="false" |
|---|
| 467 | hint="Gets a random stroke."> |
|---|
| 468 | <cfreturn CreateObject("java", "java.awt.BasicStroke").init(JavaCast("float", RandRange(1, 3))) /> |
|---|
| 469 | </cffunction> |
|---|
| 470 | |
|---|
| 471 | <cffunction name="setFont" access="private" returntype="void" output="false" |
|---|
| 472 | hint="Sets a new font in the graphics lib."> |
|---|
| 473 | <cfargument name="graphics" type="any" required="true" |
|---|
| 474 | hint="The graphics." /> |
|---|
| 475 | <cfargument name="fontCollection" type="any" required="true" |
|---|
| 476 | hint="The current font collection." /> |
|---|
| 477 | |
|---|
| 478 | <cfset var font = "" /> |
|---|
| 479 | <cfset var fontSize = Fix((RandRange(80, 120) / 100) * getConfigBean().getFontSize()) /> |
|---|
| 480 | <cfset var staticCollections = createObject("java", "java.util.Collections") /> |
|---|
| 481 | <cfset var trans1 = getRandomTransformation(getConfigBean().getShearXRange(), getConfigBean().getShearYRange()) /> |
|---|
| 482 | <cfset var trans2 = getRandomTransformation(getConfigBean().getShearXRange(), getConfigBean().getShearYRange()) /> |
|---|
| 483 | |
|---|
| 484 | <cfset staticCollections.rotate(arguments.fontCollection, 1) /> |
|---|
| 485 | |
|---|
| 486 | <!--- apply transform , just for fun ---> |
|---|
| 487 | <cfset font = arguments.fontCollection[1].deriveFont(JavaCast("float", fontSize)).deriveFont(trans1).deriveFont(trans2) /> |
|---|
| 488 | |
|---|
| 489 | <cfset arguments.graphics.setFont(font) /> |
|---|
| 490 | </cffunction> |
|---|
| 491 | |
|---|
| 492 | <cffunction name="getColorByType" access="private" returntype="any" output="false" |
|---|
| 493 | hint="Get a color by type name."> |
|---|
| 494 | <cfargument name="colorType" type="string" required="true"> |
|---|
| 495 | <cfargument name="useTransparency" type="boolean" required="false" default="false" /> |
|---|
| 496 | |
|---|
| 497 | <cfset var shade1 = "" /> |
|---|
| 498 | <cfset var shade2 = "" /> |
|---|
| 499 | <cfset var shade3 = "" /> |
|---|
| 500 | <cfset var alpha = 255 /> |
|---|
| 501 | |
|---|
| 502 | <!--- Flag for transparency ---> |
|---|
| 503 | <cfif arguments.UseTransparency> |
|---|
| 504 | <cfset alpha = RandRange(25, 255) /> |
|---|
| 505 | </cfif> |
|---|
| 506 | |
|---|
| 507 | <!--- Used cfif-cfelseif-cfelse block for performance ---> |
|---|
| 508 | <cfif arguments.colorType EQ "light"> |
|---|
| 509 | <cfset shade1 = JavaCast("int", RandRange(170, 255)) /> |
|---|
| 510 | <cfset shade2 = JavaCast("int", RandRange(170, 255)) /> |
|---|
| 511 | <cfset shade3 = JavaCast("int", RandRange(170, 255)) /> |
|---|
| 512 | <cfelseif arguments.colorType EQ "medium"> |
|---|
| 513 | <cfset shade1 = JavaCast("int", RandRange(85, 170)) /> |
|---|
| 514 | <cfset shade2 = JavaCast("int", RandRange(85, 170)) /> |
|---|
| 515 | <cfset shade3 = JavaCast("int", RandRange(85, 170)) /> |
|---|
| 516 | <cfelseif arguments.colorType EQ "dark"> |
|---|
| 517 | <cfset shade1 = JavaCast("int", RandRange(0, 85)) /> |
|---|
| 518 | <cfset shade2 = JavaCast("int", RandRange(0, 85)) /> |
|---|
| 519 | <cfset shade3 = JavaCast("int", RandRange(0, 85)) /> |
|---|
| 520 | <cfelseif arguments.colorType EQ "lightGray"> |
|---|
| 521 | <cfset shade1 = JavaCast("int", RandRange(170, 255)) /> |
|---|
| 522 | <cfset shade2 = shade1 /> |
|---|
| 523 | <cfset shade3 = shade1 /> |
|---|
| 524 | <cfelseif arguments.colorType EQ "mediumGray"> |
|---|
| 525 | <cfset shade1 = JavaCast("int", RandRange(85, 170)) /> |
|---|
| 526 | <cfset shade2 = shade1 /> |
|---|
| 527 | <cfset shade3 = shade1 /> |
|---|
| 528 | <cfelseif arguments.colorType EQ "darkGray"> |
|---|
| 529 | <cfset shade1 = JavaCast("int", RandRange(0, 85)) /> |
|---|
| 530 | <cfset shade2 = shade1 /> |
|---|
| 531 | <cfset shade3 = shade1 /> |
|---|
| 532 | <cfelse> |
|---|
| 533 | <cfthrow type="captchaService.invalidColorType" |
|---|
| 534 | message="The chosen color type is invalid. Please select from light, medium, dark, lightGray, mediumGray or darkGray." |
|---|
| 535 | detail="Passed colorType=#arguments.colorType#" /> |
|---|
| 536 | </cfif> |
|---|
| 537 | |
|---|
| 538 | <cfreturn CreateObject("java", "java.awt.Color").init(shade1, shade2, shade3, JavaCast("int", alpha)) /> |
|---|
| 539 | </cffunction> |
|---|
| 540 | |
|---|
| 541 | <!--- |
|---|
| 542 | PROTECTED FUNCTIONS - UTILS |
|---|
| 543 | ---> |
|---|
| 544 | <cffunction name="loadXML" access="private" returntype="void" output="false" |
|---|
| 545 | hint="Loads the config file.<br/> |
|---|
| 546 | Throws: captchaService.cannotFindConfigFile if provider cannot find the config file.<br/> |
|---|
| 547 | captchaService.notXML if the config file is not an XML file."> |
|---|
| 548 | <cfset var configFile = "" /> |
|---|
| 549 | <cfset var rawXML = "" /> |
|---|
| 550 | <cfset var nodes = "" /> |
|---|
| 551 | <cfset var i = "" /> |
|---|
| 552 | <cfset var tempName = "" /> |
|---|
| 553 | <cfset var configNodes = StructNew() /> |
|---|
| 554 | <cfset var fontNodes = StructNew() /> |
|---|
| 555 | <cfset var fontArray = ArrayNew(1) /> |
|---|
| 556 | <cfset var allFontNames = getAvailableFontNames() /> |
|---|
| 557 | <cfset var allFonts = createObject("java", "java.awt.GraphicsEnvironment").getLocalGraphicsEnvironment().getAllFonts() /> |
|---|
| 558 | <cfset var definedFonts = ArrayNew(1) /> |
|---|
| 559 | <cfset var location = "" /> |
|---|
| 560 | <cfset var memento = StructNew() /> |
|---|
| 561 | |
|---|
| 562 | <!--- Read the xml file ---> |
|---|
| 563 | <cftry> |
|---|
| 564 | <cffile |
|---|
| 565 | action="READ" |
|---|
| 566 | file="#getConfigFile()#" |
|---|
| 567 | variable="configFile" /> |
|---|
| 568 | <cfcatch type="application"> |
|---|
| 569 | <cfthrow |
|---|
| 570 | type="captchaService.cannotFindConfigFile" |
|---|
| 571 | message="Cannot find the config file." |
|---|
| 572 | detail="configFile=#getConfigFile()#"> |
|---|
| 573 | </cfcatch> |
|---|
| 574 | </cftry> |
|---|
| 575 | |
|---|
| 576 | <!--- Parse the xml file ---> |
|---|
| 577 | <cfset rawXML = XmlParse(configFile) /> |
|---|
| 578 | <cfif ListFirst(server.ColdFusion.ProductVersion) GTE 7 AND NOT IsXML(rawXML)> |
|---|
| 579 | <cfthrow |
|---|
| 580 | type="captchaService.notXML" |
|---|
| 581 | message="The config file is not an XML file."/> |
|---|
| 582 | </cfif> |
|---|
| 583 | |
|---|
| 584 | <!--- Search for the configs ---> |
|---|
| 585 | <cfset configNodes = XMLSearch(rawXML, "//captcha/configs/config/") /> |
|---|
| 586 | |
|---|
| 587 | <cfloop from="1" to="#ArrayLen(configNodes)#" index="i"> |
|---|
| 588 | <cfset memento[Trim(configNodes[i].XmlAttributes['name'])] = configNodes[i].XmlAttributes['value'] /> |
|---|
| 589 | </cfloop> |
|---|
| 590 | |
|---|
| 591 | <!--- Search for the fonts ---> |
|---|
| 592 | <cfset fontNodes = XMLSearch(rawXML, "//captcha/fonts/font/") /> |
|---|
| 593 | |
|---|
| 594 | <cfloop from="1" to="#ArrayLen(fontNodes)#" index="i"> |
|---|
| 595 | <cfif fontNodes[i].XmlAttributes['use']> |
|---|
| 596 | <!--- Get the font name ---> |
|---|
| 597 | <cfset tempName = Trim(fontNodes[i].XmlAttributes['name']) /> |
|---|
| 598 | |
|---|
| 599 | <!--- Get array node of desired font ---> |
|---|
| 600 | <cfset location = arrayFind(allFontNames, tempName) /> |
|---|
| 601 | |
|---|
| 602 | <!--- Use the font if it is available on the system ---> |
|---|
| 603 | <cfif location> |
|---|
| 604 | <cfset ArrayAppend(definedFonts, allFonts[location]) /> |
|---|
| 605 | </cfif> |
|---|
| 606 | </cfif> |
|---|
| 607 | </cfloop> |
|---|
| 608 | |
|---|
| 609 | <!--- Set defined fonts ---> |
|---|
| 610 | <cfset memento.definedFonts = definedFonts /> |
|---|
| 611 | |
|---|
| 612 | <!--- Set the memento to the config bean ---> |
|---|
| 613 | <cfset getConfigBean().setMemento(memento) /> |
|---|
| 614 | </cffunction> |
|---|
| 615 | |
|---|
| 616 | <cffunction name="getRandString" access="private" returntype="string" output="false" |
|---|
| 617 | hint="Gets a random string based on the configuration."> |
|---|
| 618 | <cfreturn randString(getConfigBean().getRandStrType(), RandRange((getConfigBean().getRandStrLen() - 1), (getConfigBean().getRandStrLen() + 1))) /> |
|---|
| 619 | </cffunction> |
|---|
| 620 | |
|---|
| 621 | <cffunction name="getFileLocation" access="private" returntype="string" output="false" |
|---|
| 622 | hint="Gets a file location."> |
|---|
| 623 | <cfset var fileName = CreateUUID() & ".jpg" /> |
|---|
| 624 | <cfset var fileLocation = "" /> |
|---|
| 625 | |
|---|
| 626 | <cfif getConfigBean().getOutputDirectoryIsRelative()> |
|---|
| 627 | <cfset fileLocation = ExpandPath(getConfigBean().getOutputDirectory()) & fileName /> |
|---|
| 628 | <cfelse> |
|---|
| 629 | <cfset fileLocation = getConfigBean().getOutputDirectory() & fileName /> |
|---|
| 630 | </cfif> |
|---|
| 631 | |
|---|
| 632 | <cfreturn fileLocation /> |
|---|
| 633 | </cffunction> |
|---|
| 634 | |
|---|
| 635 | <cffunction name="createHash" access="private" returntype="string" output="false" |
|---|
| 636 | hint="Creates a hash."> |
|---|
| 637 | <cfreturn CreateUUID() /> |
|---|
| 638 | </cffunction> |
|---|
| 639 | |
|---|
| 640 | <cffunction name="setHashReference" access="private" returntype="void" output="false" |
|---|
| 641 | hint="Sets captcha text by hash reference."> |
|---|
| 642 | <cfargument name="hash" type="string" required="true" /> |
|---|
| 643 | <cfargument name="text" type="string" required="true" /> |
|---|
| 644 | |
|---|
| 645 | <cfset variables.instance.hashReferenceCache[1][arguments.hash] = arguments.text /> |
|---|
| 646 | </cffunction> |
|---|
| 647 | |
|---|
| 648 | <cffunction name="getHashReference" access="private" returntype="string" output="false" |
|---|
| 649 | hint="Gets captcha text by hash reference."> |
|---|
| 650 | <cfargument name="hash" type="string" required="true" /> |
|---|
| 651 | <cfargument name="deleteFromCache" type="boolean" required="false" default="FALSE" /> |
|---|
| 652 | |
|---|
| 653 | <cfset var text = "" /> |
|---|
| 654 | <cfset cleanupHashReferenceCache() /> |
|---|
| 655 | |
|---|
| 656 | <!--- Search through the LRU cache starting with the first (and most likely) node ---> |
|---|
| 657 | <cfif StructKeyExists(variables.instance.hashReferenceCache[1], arguments.hash)> |
|---|
| 658 | <cfset text = variables.instance.hashReferenceCache[1][arguments.hash] /> |
|---|
| 659 | <cfif arguments.deleteFromCache> |
|---|
| 660 | <cfset StructDelete(variables.instance.hashReferenceCache[1], arguments.hash, FALSE) /> |
|---|
| 661 | </cfif> |
|---|
| 662 | <cfelseif StructKeyExists(variables.instance.hashReferenceCache[2], arguments.hash)> |
|---|
| 663 | <cfset text = variables.instance.hashReferenceCache[2][arguments.hash] /> |
|---|
| 664 | <cfif arguments.deleteFromCache> |
|---|
| 665 | <cfset StructDelete(variables.instance.hashReferenceCache[2], arguments.hash, FALSE) /> |
|---|
| 666 | </cfif> |
|---|
| 667 | <cfelse> |
|---|
| 668 | <cfset text = "" /> |
|---|
| 669 | </cfif> |
|---|
| 670 | |
|---|
| 671 | <cfreturn text /> |
|---|
| 672 | </cffunction> |
|---|
| 673 | |
|---|
| 674 | <cffunction name="cleanupHashReferenceCache" access="private" returntype="void" output="false" |
|---|
| 675 | hint="Cleans up expired elements in the hash reference LRU cache."> |
|---|
| 676 | <cfset var tick = getTickCount() /> |
|---|
| 677 | |
|---|
| 678 | <!--- Check if cleanup is required and perform double-checked locking pattern ---> |
|---|
| 679 | <cfif tick - getHashReferenceCacheTimestamp() GTE (getConfigBean().getHashValidPeriod() / 2)> |
|---|
| 680 | <!--- Obtain named lock ---> |
|---|
| 681 | <cflock name="captchaServiceHashReferenceCache" timeout="1" throwontimeout="false"> |
|---|
| 682 | <cfif tick - getHashReferenceCacheTimestamp() GTE (getConfigBean().getHashValidPeriod() / 2)> |
|---|
| 683 | <cfset ArrayPrepend(variables.instance.hashReferenceCache, StructNew()) /> |
|---|
| 684 | <cfset ArrayDeleteAt(variables.instance.hashReferenceCache, 3) /> |
|---|
| 685 | <cfset setHashReferenceCacheTimestamp(tick) /> |
|---|
| 686 | </cfif> |
|---|
| 687 | </cflock> |
|---|
| 688 | </cfif> |
|---|
| 689 | </cffunction> |
|---|
| 690 | |
|---|
| 691 | <cffunction name="setupHashReferenceCache" access="private" returntype="void" output="false" |
|---|
| 692 | hint="Setups the hash reference cache."> |
|---|
| 693 | <cfset var tempHashReferenceCache = ArrayNew(1) /> |
|---|
| 694 | |
|---|
| 695 | <!--- Setup inital hash reference cache ---> |
|---|
| 696 | <cfset ArrayPrepend(tempHashReferenceCache, StructNew()) /> |
|---|
| 697 | <cfset ArrayPrepend(tempHashReferenceCache, StructNew()) /> |
|---|
| 698 | <cfset setHashReferenceCache(tempHashReferenceCache) /> |
|---|
| 699 | <cfset setHashReferenceCacheTimestamp(getTickCount()) /> |
|---|
| 700 | </cffunction> |
|---|
| 701 | |
|---|
| 702 | <!--- |
|---|
| 703 | PROTECTED FUNCTIONS - UDFs |
|---|
| 704 | ---> |
|---|
| 705 | <cffunction name="randString" access="private" returntype="string" output="false" |
|---|
| 706 | hint="Returns a random string according to the type."> |
|---|
| 707 | <cfargument name="type" type="string" required="true" /> |
|---|
| 708 | <cfargument name="count" type="numeric" required="true" /> |
|---|
| 709 | |
|---|
| 710 | <cfset var randStr = "" /> |
|---|
| 711 | <cfset var alpha_lcase = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z" /> |
|---|
| 712 | <cfset var alpha_ucase = "A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z" /> |
|---|
| 713 | <cfset var num = "0,1,2,3,4,5,6,7,8,9" /> |
|---|
| 714 | <cfset var secure = "!,@,$,%,&,*,-,_,=,+,?,~" /> |
|---|
| 715 | <cfset var rangeMax = "" /> |
|---|
| 716 | <cfset var useList = "" /> |
|---|
| 717 | <cfset var i = "" /> |
|---|
| 718 | |
|---|
| 719 | <!--- Used cfif-cfelseif-cfelse block for performance ---> |
|---|
| 720 | <cfif arguments.type EQ "alpha"> |
|---|
| 721 | <cfset useList = alpha_lcase & "," & alpha_ucase /> |
|---|
| 722 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 723 | <cfelseif arguments.type EQ "alphaLCase"> |
|---|
| 724 | <cfset useList = alpha_lcase /> |
|---|
| 725 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 726 | <cfelseif arguments.type EQ "alphaUCase"> |
|---|
| 727 | <cfset useList = alpha_ucase /> |
|---|
| 728 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 729 | <cfelseif arguments.type EQ "alphaNum"> |
|---|
| 730 | <cfset useList = alpha_lcase & "," & alpha_ucase & "," & num /> |
|---|
| 731 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 732 | <cfelseif arguments.type EQ "alphaNumLCase"> |
|---|
| 733 | <cfset useList = alpha_lcase & "," & "," & num /> |
|---|
| 734 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 735 | <cfelseif arguments.type EQ "alphaNumLCase"> |
|---|
| 736 | <cfset useList = alpha_ucase & "," & "," & num /> |
|---|
| 737 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 738 | <cfelseif arguments.type EQ "num"> |
|---|
| 739 | <cfset useList = num /> |
|---|
| 740 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 741 | <cfelseif arguments.type EQ "secure"> |
|---|
| 742 | <cfset useList = alpha_lcase & "," & alpha_ucase & "," & num & "," & secure /> |
|---|
| 743 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 744 | <cfelse> |
|---|
| 745 | <cfset useList = num /> |
|---|
| 746 | <cfset rangeMax = ListLen(useList) /> |
|---|
| 747 | </cfif> |
|---|
| 748 | |
|---|
| 749 | <cfloop from="1" to="#arguments.count#" index="i"> |
|---|
| 750 | <cfset randStr = randStr & ListGetAt(useList, RandRange(1, rangeMax)) /> |
|---|
| 751 | </cfloop> |
|---|
| 752 | |
|---|
| 753 | <cfreturn randStr /> |
|---|
| 754 | </cffunction> |
|---|
| 755 | |
|---|
| 756 | <cffunction name="arrayFind" access="private" returntype="numeric" output="false" |
|---|
| 757 | hint="Like listFind(), except with an array."> |
|---|
| 758 | <cfargument name="searchArray" type="array" required="true" /> |
|---|
| 759 | <cfargument name="value" type="string" required="true" /> |
|---|
| 760 | <!--- Rewritten UDF from cflib.org Author: Nathan Dintenfass (nathan@changemedia.com) ---> |
|---|
| 761 | <cfset var i = "" /> |
|---|
| 762 | <cfset var result = 0 /> |
|---|
| 763 | |
|---|
| 764 | <cfloop from="1" to="#ArrayLen(arguments.searchArray)#" index="i"> |
|---|
| 765 | <cfif NOT compareNoCase(arguments.searchArray[i], arguments.value)> |
|---|
| 766 | <cfset result = i /> |
|---|
| 767 | <cfbreak /> |
|---|
| 768 | </cfif> |
|---|
| 769 | </cfloop> |
|---|
| 770 | |
|---|
| 771 | <cfreturn result /> |
|---|
| 772 | </cffunction> |
|---|
| 773 | |
|---|
| 774 | <!--- |
|---|
| 775 | ACCESSORS |
|---|
| 776 | ---> |
|---|
| 777 | <cffunction name="getMemento" access="public" returntype="struct" output="false"> |
|---|
| 778 | <cfreturn variables.instance /> |
|---|
| 779 | </cffunction> |
|---|
| 780 | |
|---|
| 781 | <cffunction name="setConfigFile" access="private" returntype="void" output="false"> |
|---|
| 782 | <cfargument name="configFile" type="string" required="true" /> |
|---|
| 783 | <cfset variables.instance.configFile = ExpandPath(arguments.configFile) /> |
|---|
| 784 | </cffunction> |
|---|
| 785 | <cffunction name="getConfigFile" access="public" returntype="string" output="false"> |
|---|
| 786 | <cfreturn variables.instance.configFile /> |
|---|
| 787 | </cffunction> |
|---|
| 788 | |
|---|
| 789 | <cffunction name="setConfigBean" access="private" returntype="void" output="false"> |
|---|
| 790 | <cfargument name="configBean" type="captchaServiceConfigBean" required="true" /> |
|---|
| 791 | <cfset variables.instance.configBean = arguments.configBean /> |
|---|
| 792 | </cffunction> |
|---|
| 793 | <cffunction name="getConfigBean" access="public" returntype="captchaServiceConfigBean" output="false"> |
|---|
| 794 | <cfreturn variables.instance.configBean /> |
|---|
| 795 | </cffunction> |
|---|
| 796 | |
|---|
| 797 | <cffunction name="setHashReferenceCache" access="private" returntype="void" output="false"> |
|---|
| 798 | <cfargument name="hashReferenceCache" type="array" required="true" /> |
|---|
| 799 | <cfset variables.instance.hashReferenceCache = arguments.hashReferenceCache /> |
|---|
| 800 | </cffunction> |
|---|
| 801 | <cffunction name="getHashReferenceCache" access="public" returntype="array" output="false"> |
|---|
| 802 | <cfreturn variables.instance.hashReferenceCache /> |
|---|
| 803 | </cffunction> |
|---|
| 804 | |
|---|
| 805 | <cffunction name="setHashReferenceCacheTimestamp" access="private" returntype="void" output="false"> |
|---|
| 806 | <cfargument name="hashReferenceCacheTimestamp" type="numeric" required="true" /> |
|---|
| 807 | <cfset variables.instance.hashReferenceCacheTimestamp = arguments.hashReferenceCacheTimestamp /> |
|---|
| 808 | </cffunction> |
|---|
| 809 | <cffunction name="getHashReferenceCacheTimestamp" access="public" returntype="numeric" output="false"> |
|---|
| 810 | <cfreturn variables.instance.hashReferenceCacheTimestamp /> |
|---|
| 811 | </cffunction> |
|---|
| 812 | |
|---|
| 813 | </cfcomponent> |
|---|