AMDev_Captcha
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This class generates a CAPTCHA validation images to embed in forms.
It is an enhanced version of hn_captcha package written originally by Nogajski. This version provides the following enhancements:
- Case-sensitive validation option
- Display an optional refresh link to generate a new picture with a different key using AJAX. Generating a new text this way does not count to the user attempts limit verification.
- Use of prefix for image file names
- Optional garbage collector to remove generated files after a given period
- Support for programmatic POST redirection to perform the CAPTCHA validation and then redirect the form data to any processing page
- Support for internationalization of messages
- Display the current CAPTCHA configuration
- Configurable passing an array of settings array when the object is initialized
It is an enhanced version of hn_captcha package written originally by Nogajski. This version provides the following enhancements:
- Case-sensitive validation option
- Display an optional refresh link to generate a new picture with a different key using AJAX. Generating a new text this way does not count to the user attempts limit verification.
- Use of prefix for image file names
- Optional garbage collector to remove generated files after a given period
- Support for programmatic POST redirection to perform the CAPTCHA validation and then redirect the form data to any processing page
- Support for internationalization of messages
- Display the current CAPTCHA configuration
- Configurable passing an array of settings array when the object is initialized
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HTML | HTML generation and processing | View top rated classes |
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PHP 5 | Classes using PHP 5 specific features | View top rated classes |
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Validation | Validation algorithms | View top rated classes |
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Security | Security protection and attack detection | View top rated classes |
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| Applications that use this class | ||
| Link | Description |
|---|---|
| Los caballos de Begoņa | Survey in Los Caballos de Begoņa |
| Rancho Begoņa | Survey in Rancho Begoņa |
| Reclutamiento GrupoBAL | Reclutamiento GrupoBAL |
If you know an application of this package, send a message to the author to add a link here.| Related links | ||
| Link | Description |
|---|---|
| CAPTCHA wiki | CAPTCHA wiki |
| divide by zero | Tom 7 | Tom 7 has created very nice TrueType-Fonts. They are not under (L)GPL, but also free. Please read his License. Thank you Tom! |
| hn_captcha | hn_captcha by Horst Nogajski |
| xajax Project | xajax Project webpage |
| Files |
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| File | Role | Description | ||
|---|---|---|---|---|
| captcha (2 directories) |
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| AMDev.Tools.Captcha.php |
Class | AMDev_Captcha class source code | ||
| finish.php |
Aux. | Results display | ||
| index.php |
Example | Form with embeded CAPTCHA | ||
| notes.txt |
Doc. | Notes | ||
| readme.txt |
Doc. | Readme | ||
| redirect.php |
Aux. | Processing form data page | ||
| styles.css |
Data | CSS Styles for the CAPTCHA | ||
| Files | / | captcha | / | xajax |
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| File | Role | Description |
|---|---|---|
| xajaxAIO.inc.php |
Class | xajax PHP framework compiled |
| xajax_core.js |
Data | xajax JS core |
| xajax_debug.js |
Data | xajax JS debug file |
| Download all files: amdev_captcha.tar.gz amdev_captcha.zip |
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