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This package can be used to generate and validate CAPTCHA validation images.
It can create an image in the PNG format displaying a random text. The text is stored in a session variable for later verification.
The class can also generate HTML to display the verification image and the inputs of a form on which the user must type the text in the image.
The class can verify whether the submitted form input text matches the text in the image.
All actions are recorded in a log stored as a class variable.
It can create an image in the PNG format displaying a random text. The text is stored in a session variable for later verification.
The class can also generate HTML to display the verification image and the inputs of a form on which the user must type the text in the image.
The class can verify whether the submitted form input text matches the text in the image.
All actions are recorded in a log stored as a class variable.
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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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Graphics | Colors, images, charts and picture formats | View top rated classes |
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Validation | Validation algorithms | View top rated classes |
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| PHP 5: Nozioni di sicurezza | Un ringraziamento particolare per la stesura di questo articolo va a Matteo ( Bottomap )... |
| Applications that use this class | ||
No application links were specified for this class.
If you know an application of this package, send a message to the author to add a link here.| Files | / | checkspam |
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| File | Role | Description | ||
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| font (3 files) |
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| images (1 file) |
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| checkspam.class.php |
Class | The main source of class | ||
| Files | / | checkspam | / | font |
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| File | Role | Description |
|---|---|---|
| checkspam-font-1.png |
Data | PNG font image |
| checkspam-font-2.png |
Data | PNG font image |
| checkspam-font-3.png |
Data | PNG font image |
| Files | / | checkspam | / | images |
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| File | Role | Description |
|---|---|---|
| checkSpam5493f0e69...c52e01179502984.png |
Data | Temporary security images |
| Files | / | samples |
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| File | Role | Description | ||
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| 1_SIMPLE_TEXT_VERIFICATION (2 files) |
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| 2_GRAPHIC_VERIFICATION (2 files) |
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| 3_CUSTOM_TEXT_VERIFICATION (2 files) |
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| 4_GRAPHIC_VERIFICATION_WITH_CUSTOM_INPUT (2 files) |
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| 5_MULTIPLE_CODE_VERIFICATIONS (2 files) |
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| Files | / | samples | / | 1_SIMPLE_TEXT_VERIFICATION |
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| File | Role | Description |
|---|---|---|
| form.php |
Example | Simple text verification |
| register.php |
Example | Validate |
| Files | / | samples | / | 2_GRAPHIC_VERIFICATION |
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| File | Role | Description |
|---|---|---|
| form.php |
Example | Graphic verification |
| register.php |
Example | Validate |
| Files | / | samples | / | 3_CUSTOM_TEXT_VERIFICATION |
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| File | Role | Description |
|---|---|---|
| form.php |
Example | Custom text verification |
| register.php |
Example | Validate |
| Files | / | samples | / | 4_GRAPHIC_VERIFICATION_WITH_CUSTOM_INPUT |
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| File | Role | Description |
|---|---|---|
| form.php |
Example | Graphic verification with custom input form |
| register.php |
Example | Validate |
| Files | / | samples | / | 5_MULTIPLE_CODE_VERIFICATIONS |
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| File | Role | Description |
|---|---|---|
| form.php |
Example | Multiple code verifications |
| register.php |
Example | Validate |
| Download all files: checkspam.tar.gz checkspam.zip |
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