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Revision 858

Added by thorn about 17 years ago

Added captcha-reload

View differences:

captcha.php
23 23 

  		




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*/


  		




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// Must include code to stop this file being accessed directly


  		




  
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// displays the image or text inside an <iframe>


  		




  
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function display_captcha_real($kind='image') {


  		




  
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	$t = time();


  		




  
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	$_SESSION['captcha_time'] = $t;


  		




  
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	if($kind=='image') {


  		




  
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		?><a title="reload" href="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=2'; ?>">


  		




  
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		  <img style="border: none;" src="<?php echo WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t"; ?>" alt="Captcha" />


  		




  
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			</a><?php


  		




  
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	} elseif($kind=='text') {


  		




  
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		?><a style="text-decoration:none;" title="reload" href="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=2'; ?>"><?php


  		




  
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		include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php');


  		




  
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		?></a><?php


  		




  
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	} else {


  		




  
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		echo 'error';


  		




  
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	}


  		




  
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}


  		




  
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// called from an <iframe>


  		




  
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if(isset($_GET['display_captcha_X986E21'])) {


  		




  
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	require('../../config.php');


  		




  
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	switch(CAPTCHA_TYPE) {


  		




  
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	case 'text':


  		




  
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	case 'calc_text':


  		




  
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		display_captcha_real('text');


  		




  
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		break;


  		




  
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	case 'calc_image':


  		




  
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	case 'calc_ttf_image':


  		




  
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	case 'ttf_image':


  		




  
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	case 'old_image':


  		




  
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		display_captcha_real('image');


  		




  
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		break;


  		




  
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	}


  		




  
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	exit(0);


  		




  
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}


  		




  
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// Make sure page cannot be accessed directly


  		




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if(!defined('WB_PATH')) { exit("Cannot access this file directly"); }


  		




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// check if module language file exists for the language set by the user (e.g. DE, EN)


  		




  ......




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		global $MOD_CAPTCHA;


  		




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		$t = time();


  		




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		$_SESSION['captcha_time'] = $t;


  		




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		// get width and height of captcha image or text for use in <iframe>


  		




  
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		switch(CAPTCHA_TYPE) {


  		




  
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		case 'text':


  		




  
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			$captcha_width = 250;


  		




  
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			$captcha_height = 100;


  		




  
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			break;


  		




  
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		case 'calc_text':


  		




  
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			$captcha_width = 120;


  		




  
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			$captcha_height = 20;


  		




  
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			break;


  		




  
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		case 'calc_image':


  		




  
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			$captcha_width = 142;


  		




  
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			$captcha_height = 30;


  		




  
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			break;


  		




  
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		case 'calc_ttf_image':


  		




  
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			$captcha_width = 162;


  		




  
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			$captcha_height = 40;


  		




  
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			break;


  		




  
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		case 'ttf_image':


  		




  
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			$captcha_width = 162;


  		




  
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			$captcha_height = 40;


  		




  
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			break;


  		




  
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		case 'old_image':


  		




  
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			$captcha_width = 142;


  		




  
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			$captcha_height = 30;


  		




  
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			break;


  		




  
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		default:


  		




  
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			$captcha_width = 250;


  		




  
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			$captcha_height = 100;


  		




  
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		}


  		




  
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		if($action=='all') {


  		




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			switch(CAPTCHA_TYPE) {


  		




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				// one special case


  		




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				case 'text': // text-captcha


  		




  
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				case 'text': // text-captcha - we don't use an <iframe> in this case


  		




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					?><table class="captcha_table"><tr>


  		




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					<td class="text_captcha"><?php include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php'); ?></td>


  		




  
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					<td class="text_captcha">


  		




  
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						<?php include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php'); ?>


  		




  
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					</td>


  		




  
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					<td></td>


  		




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					<td><input type="text" name="captcha" maxlength="50"  style="width:150px;" /></td>


  		




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					<td class="captcha_expl"><?php echo $MOD_CAPTCHA['VERIFICATION_INFO_QUEST']; ?></td>


  		




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					</tr></table><?php


  		




  ......




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				// two special cases


  		




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				case 'calc_text': // calculation as text


  		




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					?><table class="captcha_table"><tr>


  		




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					<td class="text_captcha"><?php include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php'); ?>&nbsp;=&nbsp;</td>


  		




  
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					<td class="text_captcha">


  		




  
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						<iframe class="captcha_iframe" width="<?php echo $captcha_width; ?>" height="<?php echo $captcha_height; ?>" scrolling="no" marginheight="0" marginwidth="0" frameborder="0" name="captcha_iframe" src="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=1'; ?>">


  		




  
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						<?php include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php'); ?>


  		




  
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						</iframe>


  		




  
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					</td>


  		




  
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					<td>&nbsp;=&nbsp;</td>


  		




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					<td><input type="text" name="captcha" maxlength="10"  style="width:20px;" /></td>


  		




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					<td class="captcha_expl"><?php echo $MOD_CAPTCHA['VERIFICATION_INFO_RES']; ?></td>


  		




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					</tr></table><?php


  		




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					break;


  		




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				case 'calc_image': // calculation with image (old captcha)


  		




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				case 'calc_ttf_image': // calculation with varying background and ttf-font


  		




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					?><table class="captcha_table"><tr>


  		




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					<td class="image_captcha"><img src="<?php echo WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t"; ?>" alt="Captcha" /></td><td>&nbsp;=&nbsp;</td>


  		




  
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				  ?><table class="captcha_table"><tr>


  		




  
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					<td class="image_captcha">


  		




  
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						<iframe class="captcha_iframe" width="<?php echo $captcha_width; ?>" height="<?php echo $captcha_height; ?>" scrolling="no" marginheight="0" marginwidth="0" frameborder="0" name="captcha_iframe" src="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=1'; ?>">


  		




  
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						<img src="<?php echo WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t"; ?>" alt="Captcha" />


  		




  
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						</iframe>


  		




  
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					</td>


  		




  
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					<td>&nbsp;=&nbsp;</td>


  		




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					<td><input type="text" name="captcha" maxlength="10" style="width:20px;" /></td>


  		




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					<td class="captcha_expl"><?php echo $MOD_CAPTCHA['VERIFICATION_INFO_RES']; ?></td>


  		




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					</tr></table><?php


  		




  ......




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				case 'ttf_image': // captcha with varying background and ttf-font


  		




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				case 'old_image': // old captcha


  		




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					?><table class="captcha_table"><tr>


  		




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					<td class="image_captcha"><img src="<?php echo WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t"; ?>" alt="Captcha" /></td>


  		




  
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					<td class="image_captcha">


  		




  
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						<iframe class="captcha_iframe" width="<?php echo $captcha_width; ?>" height="<?php echo $captcha_height; ?>" scrolling="no" marginheight="0" marginwidth="0" frameborder="0" name="captcha_iframe" src="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=1'; ?>">


  		




  
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						<img src="<?php echo WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t"; ?>" alt="Captcha" />


  		




  
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						</iframe>


  		




  
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					</td>


  		




  
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					<td></td>


  		




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					<td><input type="text" name="captcha" maxlength="10" style="width:50px;" /></td>


  		




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					<td class="captcha_expl"><?php echo $MOD_CAPTCHA['VERIFICATION_INFO_TEXT']; ?></td>


  		




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					</tr></table><?php


  		




  ......




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					echo "<img $style src=\"".WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t\" />";


  		




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					break;


  		




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			}


  		




  
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		} elseif($action=='image_iframe') {


  		




  
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			switch(CAPTCHA_TYPE) {


  		




  
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				case 'text': // text-captcha


  		




  
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					echo ($style?"<span $style>":'');


  		




  
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					include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php');


  		




  
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					echo ($style?'</span>':'');


  		




  
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					break;


  		




  
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				case 'calc_text': // calculation as text


  		




  
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					?><iframe class="captcha_iframe" width="<?php echo $captcha_width; ?>" height="<?php echo $captcha_height; ?>" scrolling="no" marginheight="0" marginwidth="0" frameborder="0" name="captcha_iframe" src="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=1'; ?>"><?php


  		




  
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					include(WB_PATH.'/include/captcha/captchas/'.CAPTCHA_TYPE.'.php');


  		




  
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					?></iframe><?php


  		




  
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					break;


  		




  
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				case 'calc_image': // calculation with image (old captcha)


  		




  
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				case 'calc_ttf_image': // calculation with varying background and ttf-font


  		




  
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				case 'ttf_image': // captcha with varying background and ttf-font


  		




  
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				case 'old_image': // old captcha


  		




  
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					?><iframe class="captcha_iframe" width="<?php echo $captcha_width; ?>" height="<?php echo $captcha_height; ?>" scrolling="no" marginheight="0" marginwidth="0" frameborder="0" name="captcha_iframe" src="<?php echo WB_URL.'/include/captcha/captcha.php?display_captcha_X986E21=1'; ?>"><?php


  		




  
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					echo "<img $style alt=\"Captcha\" src=\"".WB_URL.'/include/captcha/captchas/'.CAPTCHA_TYPE.".php?t=$t\" />";


  		




  
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					?></iframe><?php


  		




  
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					break;


  		




  
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			}


  		




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		} elseif($action=='input') {


  		




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			switch(CAPTCHA_TYPE) {


  		




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				case 'text': // text-captcha


  		




  ......




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		}


  		




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	}


  		




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}


  		




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?>


  		




  
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