Implements an image recognition captcha.

"; break; case 'admin/modules#description': case 'admin/modules/textimage': case 'admin/textimage': $output = t('Implements an image recognition captcha.'); break; } return $output; } function textimage_captchachallenge(&$form) { $form['captcha_response'] = array ( '#type' => 'textfield', '#title' => t('Captcha Validation'), '#default_value' => '', '#required' => TRUE, '#validate' => array('_captcha_validate' => array()), '#description' => t('Please type in the letters/numbers that are shown in the image above.'), '#prefix' => 'Captcha Image: you will need to recognize the text in it.', ); return $form; } function textimage_captchavalidate(&$captcha_word, &$correct) { $captcha_word = drupal_strtolower($captcha_word); if (($_SESSION['captcha'] != '') && $captcha_word == $_SESSION['captcha']) { $correct = true; } else { $correct = false; form_set_error('captcha_response', t('The image verification code you entered is incorrect.')); } } /** * Implementation of hook_menu(). */ function textimage_menu($may_cache) { $items = array(); $suffix = ''; if (arg(2)!=null) $suffix='/'.arg(2); $items[] = array( 'path' => '_textimage/image'.$suffix, 'title' => t('textimage'), 'callback' => '_textimage_image', 'access' => user_access('access textimages'), 'type' => MENU_CALLBACK ); return $items; } function textimage_perm() { return array('access textimages'); } function textimage_settings() { $fonts_path = variable_get("textimage_fonts_path", ""); $images_path = variable_get("textimage_images_path", ""); //check for GD if (!function_exists(imagecreate)) drupal_set_message(t('Image library not available. Textimage needs the GD library extension to be installed. Please install GD.')); //check for TTF support elseif (!function_exists(imagettftext)) drupal_set_message(t('Your image library does not seem to have TrueType font support. Textimage will work, but will use the default inbuilt font.'),'status'); //check for valid font path elseif ($fonts_path!="" && !is_dir($fonts_path)) drupal_set_message(t('The current font path is invalid. The default font will be used.')); //check for valid image path if ($images_path!="" && !is_dir($images_path)) drupal_set_message(t('The current images path is invalid. No images will be used.')); //Fonts settings $form['fonts'] = array( '#type' => 'fieldset', '#title' => t('Fonts settings'), '#collapsible' => TRUE, '#collapsed' => FALSE ); $form['fonts']['textimage_use_only_upper'] = array( '#type' => 'checkbox', '#title' => t('Use only Uppercase'), '#default_value' => variable_get('textimage_use_only_upper',0) ); $form['fonts']['textimage_fonts_path'] = array( '#type' => 'textfield', '#title' => t('TrueType Fonts Path'), '#default_value' => $fonts_path, '#size' => 30, '#maxlength' => 255, '#description' => t('Location of the directory where the Truetype (.ttf) fonts are stored. If you do not provide any fonts, the module will use the default font for text. Relative paths will be resolved relative to the Drupal installation directory.'), ); $form['fonts']['textimage_font_size'] = array( '#type' => 'textfield', '#title' => t('Font Size'), '#default_value' => variable_get('textimage_font_size',24), '#size' => 5, '#maxlength' => 2, '#description' => t('Font size of Captcha text (in pixels).'), '#validate' => array("_textimage_number_validate" => array("textimage_font_size")), ); $form['fonts']['textimage_char_spacing_max'] = array( '#type' => 'textfield', '#title' => t('Character Spacing'), '#default_value' => variable_get('textimage_char_spacing_max',10), '#size' => 5, '#maxlength' => 4, '#description' => t('Sets the kerning between letters in Captcha. Higher numbers indicate more spacing.'), '#validate' => array("_textimage_number_validate" => array("textimage_char_spacing_max")), ); $form['fonts']['textimage_char_jiggle_amount'] = array( '#type' => 'textfield', '#title' => t('Character Jiggle'), '#default_value' => variable_get('textimage_char_jiggle_amount',5), '#size' => 5, '#maxlength' => 2, '#description' => t('Sets the amount of up and down movement in the Captcha letters. Higher numbers indicate more jiggling.'), '#validate' => array("_textimage_number_validate" => array("textimage_char_jiggle_amount")), ); $form['fonts']['textimage_char_rotate_amount'] = array( '#type' => 'textfield', '#title' => t('Character Rotation'), '#default_value' => variable_get('textimage_char_rotate_amount',5), '#size' => 5, '#maxlength' => 2, '#description' => t('Sets the amount of rotation in the Captcha letters (in degrees, only works with non-default fonts).'), '#validate' => array("_textimage_number_validate" => array("textimage_char_rotate_amount")), ); $form['fonts']['textimage_char_size_amount'] = array( '#type' => 'textfield', '#title' => t('Character Size Adjustment'), '#default_value' => variable_get('textimage_char_size_amount',2), '#size' => 5, '#maxlength' => 2, '#description' => t('Sets the amount of variation in size between the different letters in the Captcha (in pixels).'), '#validate' => array("_textimage_number_validate" => array("textimage_char_size_amount")), ); //Image settings $form['images'] = array( '#type' => 'fieldset', '#title' => t('Image settings'), '#collapsible' => TRUE, '#collapsed' => FALSE ); $form['images']['textimage_images_path'] = array( '#type' => 'textfield', '#title' => t('Background Images Path'), '#default_value' => $images_path, '#size' => 30, '#maxlength' => 255, '#description' => t('Location of the directory where the background images are stored. If you do not provide a directory, solid colors will be used. Relative paths will be resolved relative to the Drupal installation directory.'), ); $form['images']['textimage_image_noise'] = array( '#type' => 'textfield', '#title' => t('Image Noise (pixels)'), '#default_value' => variable_get('textimage_image_noise',4), '#size' => 5, '#maxlength' => 4, '#description' => t('Sets the amount of noise (random pixels) in the Captcha image. Higher numbers indicate more noise.'), '#validate' => array("_textimage_number_validate" => array("textimage_image_noise")), ); $form['images']['textimage_image_lines'] = array( '#type' => 'textfield', '#title' => t('Image Noise (lines)'), '#default_value' => variable_get('textimage_image_lines',4), '#size' => 5, '#maxlength' => 4, '#description' => t('Sets the amount of noise (random lines) in the Captcha image. Higher numbers indicate more noise.'), '#validate' => array("_textimage_number_validate" => array("textimage_image_lines")), ); $form['images']['textimage_image_margin'] = array( '#type' => 'textfield', '#title' => t('Image Margin'), '#default_value' => variable_get('textimage_image_margin',10), '#size' => 5, '#maxlength' => 4, '#description' => t('Set a distance between the Captcha letters and the edges of the image.'), '#validate' => array("_textimage_number_validate" => array("textimage_image_margin")), ); $form['info'] = array( '#type' => 'fieldset', '#title' => t('Image and font information'), '#collapsible' => TRUE, '#collapsed' => FALSE ); if (isset($fonts_path)) { $imagefontinfo .= t('Number of fonts found: ').count(_textimage_font_list()); } if (isset($images_path)) { $imagefontinfo .= '
'.t('Number of background images found: ').count(_textimage_image_list()); } $gdinfo = gd_info(); $imagefontinfo .= '
'.t('GD Version: ').$gdinfo["GD Version"]; $imagefontinfo .= '
'.t(' FreeType Support: '); $imagefontinfo .= ($gdinfo["FreeType Support"]==true) ? 'True' : 'False'; $imagefontinfo .= '
'; $form['info']['captcha_info'] = array ( '#type' => 'item', '#value' => $imagefontinfo, ); return $form; } function textimage_settings_form_validate ($form_id,$form) { //check for valid font path if ($form['textimage_fonts_path'] !="" && !is_dir($form['textimage_fonts_path'])) form_set_error('textimage_fonts_path', t('The entered font path is invalid')); //check for valid image path if ($form['textimage_images_path'] !="" && !is_dir($form['textimage_images_path'])) form_set_error('textimage_images_path', t('The entered image path is invalid')); } function _textimage_number_validate ($field,$fieldName) { if (!is_numeric($field['#value'])) { form_set_error($fieldName,t("The value for")." ".t($field['#title'])." ".t("must be a number")); } } /** * Prints an image containing a textimage code. */ function _textimage_image() { //if we don't have GD2 functions, we can't generate the image if (!function_exists('imagecreatetruecolor')) return; // Set headers header('Expires: Mon, 01 Jan 1997 05:00:00 GMT'); header('Cache-Control: no-store, no-cache, must-revalidate'); header('Cache-Control: post-check=0, pre-check=0', false); header('Pragma: no-cache'); header('Content-type: image/png'); $string = _textimage_code(); // Get truetype font list $fonts = _textimage_font_list(); // Get the background images list $images = _textimage_image_list(); // Randomization amounts: $charSpacingMax = variable_get('textimage_char_spacing_max',10); // Letter spacing max (pixels) $charSpacingMin = max($charSpacingMax*.5,0); // Letter spacing minimum (pixels) $charJiggleAmount = variable_get('textimage_char_jiggle_amount',5); // Up and down randomization (pixels) $charRotateAmount = variable_get('textimage_char_rotate_amount',5); // Character rotation amount (degrees) $charSizeAmount = variable_get('textimage_char_size_amount',2); // Character size amount (pixels) $imageRotateAmount = variable_get('captcha_image_rotate_amount',12); // Image rotation amount (degrees) // Static amounts: $charInitialSize = variable_get('textimage_font_size',24); // Initial Font $imageNoise = variable_get('textimage_image_noise',4); // Amount of noise added to image $imageLines = variable_get('textimage_image_lines',4); // Amount of noise added to image $imageMargin = variable_get('textimage_image_margin',10); // Margin around image (pixels) // write text using a truetype font if (function_exists(imagettftext) && count($fonts) > 0) { // Initialize variables for the loop $characterDetails = array(); // contains the final info about each character // Build a list of character settings for the captcha string for ($i=0;$i $charSize, "angle" => $charAngle, "x" => $x, "y" => $y, "color" => $foreground, "font" => $font, "char" => $char ); // Increment the image size $imageWidth = $x + $charWidth; $imageHeight = max($imageHeight,$y+$charJiggleAmount); } // Create the image based off the string length and margin if (count($images) > 0) { // We're going to be using an image, and need a tranparent background to start with $im = _textimage_create_transparent_image($imageWidth+2*$imageMargin, $imageHeight+2*$imageMargin); $noisecolor = imagecolorallocatealpha($im, 0, 0, 0, 127); } else { // Just make a plain-jane color brackground $im = imagecreatetruecolor($imageWidth+2*$imageMargin, $imageHeight+2*$imageMargin); $background = imagecolorallocate($im, rand(180, 250), rand(180, 250), rand(180, 250)); $noisecolor = $background; imagefill($im, 0, 0, $background); } // Specify colors to be used in the image $foreground = imagecolorallocate($im, rand(0, 80), rand(0, 80), rand(0, 80)); foreach($characterDetails as $char) { // draw character imagettftext($im,$char['size'],$char['angle'],$char['x']+$imageMargin,$char['y']+$imageMargin,$foreground,$char['font'],$char['char']); } } else { // write text using a built-in font $x = 0; $y = 0; $imageWidth = 60 + drupal_strlen($string)*$charSpacingMax*.35; $imageHeight = 30 + $charJiggleAmount; // Create the image if (count($images) > 0 && function_exists(imagecolorallocatealpha)) { // We're going to be using an image, and need a tranparent background to start with $im = _textimage_create_transparent_image($imageWidth, $imageHeight); $noisecolor = imagecolorallocatealpha($im, 0, 0, 0, 127); } else { // Just make a plain-jane color brackground $im = imagecreatetruecolor($imageWidth, $imageHeight); $background = imagecolorallocate($im, rand(180, 250), rand(180, 250), rand(180, 250)); $noisecolor = $background; imagefill($im, 0, 0, $background); } // Add the text for ($i=0;$i 0) { // Prepare a larger image with a background image $im2 = _textimage_create_transparent_image($imageWidth, $imageHeight); } else { // Prepare a larger image with a solid color $im2 = imagecreatetruecolor($imageWidth, $imageHeight); imagefill($im2, 0, 0, $background); } $result = imagecopyresampled ($im2, $im, $imageMargin, $imageMargin, 0, 0, $imageWidth, $imageHeight, imagesx($im), imagesy($im)); $im = $im2; } // strikethrough imageline($im, rand(0, 120), rand(0, 120), rand(0, 120), rand(0, 120), $foreground); // Add Noise for ($x=0; $x<$imageWidth; $x++) { for ($row=0; $row<$imageNoise;$row++) { $y = rand(0,$imageHeight); imagesetpixel($im, $x, $y, $noisecolor); } } // Add Lines and Ellipses for ($x=0; $x<$imageLines;$x++) { imageline($im, rand(0, $imageWidth), rand(0, $imageHeight), rand(0, $imageWidth), rand(0, $imageHeight), $noisecolor); imageellipse($im, rand(0, $imageWidth), rand(0, $imageHeight), rand(0, $imageWidth), rand(0, $imageHeight), $noisecolor); } // Fill image with a random background image if available if (count($images) > 0) { $image = $images[rand(0,count($images)-1)]; _textimage_apply_background_image($im,$image); } //output to browser imagepng($im); imagedestroy($im); } /** * Returns a random string for use in a captcha */ function _textimage_code() { $consts='bcdgjxvmnprst'; $vowels='aeiou'; for ($x=0; $x < 6; $x++) { mt_srand ((double) microtime() * 1000000); $const[$x] = drupal_substr($consts,mt_rand(0,drupal_strlen($consts)-1),1); $vow[$x] = drupal_substr($vowels,mt_rand(0,drupal_strlen($vowels)-1),1); } $string = $const[0] . $vow[0] .$const[2] . $const[1] . $vow[1] . $const[3] . $vow[3] . $const[4]; $string = drupal_substr($string,0,rand(4,6)); //everytime we create a new code, we write it to session $_SESSION['captcha'] = drupal_strtolower($string); if(variable_get('textimage_use_only_upper',0)) $string = drupal_strtoupper($string); return $string; } /** * Returns an array of files with TTF extensions in the specified directory. */ function _textimage_font_list() { $fontdir = variable_get("textimage_fonts_path", ""); $filelist = array(); if (is_dir($fontdir) && $handle = opendir($fontdir)) { while ($file = readdir($handle)) { if (preg_match("/\.ttf$/i",$file) == 1) $filelist[] = $fontdir.'/'.$file; } closedir($handle); } return $filelist; } /** * Returns an array of files with jpg, png, and gif extensions in the specified directory. */ function _textimage_image_list() { $imagesdir = variable_get("textimage_images_path", ""); $filelist = array(); if (is_dir($imagesdir) && $handle = opendir($imagesdir)) { while ($file = readdir($handle)) { if (preg_match("/\.gif|\.png|\.jpg$/i",$file) == 1) $filelist[] = $imagesdir.'/'.$file; } closedir($handle); } return $filelist; } /** * Overlays an image to the supplied image resource */ function _textimage_apply_background_image (&$imageResource,$imageFile) { $backgroundResource = image_gd_open($imageFile,substr($imageFile,-3)); // Copy the text onto the background $backX = imagesx($backgroundResource); $backY = imagesy($backgroundResource); $textX = imagesx($imageResource); $textY = imagesy($imageResource); $randomBackX = rand(0,$backX-$textX); $randomBackY = rand(0,$backY-$textY); // Place the text onto a random location of the background image imagecopyresampled($backgroundResource,$imageResource,$randomBackX,$randomBackY,0,0,$textX,$textY,$textX,$textY); // Crop the background image to the original image size imagecopyresampled($imageResource,$backgroundResource,0,0,$randomBackX,$randomBackY,$textX,$textY,$textX,$textY); } /** * Creates transparent image resources for images with graphic backgrounds */ function _textimage_create_transparent_image($x, $y) { $i = imagecreatetruecolor($x, $y); $b = imagecreatefromstring(base64_decode(_text_image_blankpng())); imagealphablending($i, false); imagesavealpha($i, true); imagecopyresized($i, $b ,0 ,0 ,0 ,0 ,$x, $y, imagesx($b), imagesy($b)); return $i; } function _text_image_blankpng() { $c = "iVBORw0KGgoAAAANSUhEUgAAACgAAAAoCAYAAACM/rhtAAAABGdBTUEAAK/INwWK6QAAABl0RVh0U29m"; $c .= "dHdhcmUAQWRvYmUgSW1hZ2VSZWFkeXHJZTwAAADqSURBVHjaYvz//z/DYAYAAcTEMMgBQAANegcCBNCg"; $c .= "dyBAAA16BwIE0KB3IEAADXoHAgTQoHcgQAANegcCBNCgdyBAAA16BwIE0KB3IEAADXoHAgTQoHcgQAAN"; $c .= "egcCBNCgdyBAAA16BwIE0KB3IEAADXoHAgTQoHcgQAANegcCBNCgdyBAAA16BwIE0KB3IEAADXoHAgTQ"; $c .= "oHcgQAANegcCBNCgdyBAAA16BwIE0KB3IEAADXoHAgTQoHcgQAANegcCBNCgdyBAAA16BwIE0KB3IEAA"; $c .= "DXoHAgTQoHcgQAANegcCBNCgdyBAgAEAMpcDTTQWJVEAAAAASUVORK5CYII="; return $c; } ?> Мировые новости | Одеський Листок

Мировые новости

user warning: Table './odessapage/cms_sessions' is marked as crashed and last (automatic?) repair failed query: SELECT COUNT(sid) AS count FROM cms_sessions WHERE timestamp >= 1604137136 AND uid = 0 in /home/hepa/public_html/new/includes/database.mysql.inc on line 121.

Nepal's parliament approves map including territory controlled by India

Reuters - Чт, 2020-06-18 13:17
The upper house of Nepal’s parliament approved a new map of the country on Thursday including land controlled by India, in a row that has strained ties between the South Asian neighbours.
Категорії: Мировые новости

EU leaders to support extending Russia economic sanctions, sources say

Reuters - Чт, 2020-06-18 13:13
European Union leaders are expected on Friday to back extending the bloc's main economic sanctions against Russia over the turmoil in Ukraine until the end of January 2021, diplomatic sources and officials said.
Категорії: Мировые новости

Iran says it successfully tests new naval cruise missile

Reuters - Чт, 2020-06-18 13:10
Iran said on Thursday its navy had successfully fired a new locally made cruise missile during war games in the northern Indian Ocean and near the entrance to the Gulf.
Категорії: Мировые новости

Russia says preparing for new wave of coronavirus in autumn

Reuters - Чт, 2020-06-18 13:07
Russia said on Thursday it was already preparing for a new wave of the coronavirus pandemic in the autumn, after officials reported their lowest daily rise in new infections since May 1.
Категорії: Мировые новости

As Mexico focuses on coronavirus, drug gang violence rises

Reuters - Чт, 2020-06-18 13:02
The coronavirus is threatening to hamstring Mexico's fight against some of its most vicious drug gangs, as police and officials fall sick, security forces are diverted to guard medical centers and military barracks are converted to COVID-19 clinics.
Категорії: Мировые новости

Factbox: Major incidents in Mexico's drug gang conflict

Reuters - Чт, 2020-06-18 13:02
Mexico has been blighted by rising violence during its so-called 'War on Drugs' that began in 2006 during the administration of former President Felipe Calderon, who sent in armed forces to tackle the increasingly powerful drug cartels.
Категорії: Мировые новости

India says to join June 23 trilateral meeting with Russia, China

Reuters - Чт, 2020-06-18 12:48
India will take part in a trilateral meeting with Russia and China next week, India's foreign ministry said on Thursday, days after Indian and Chinese troops clashed on a remote Himalayan border, leaving at least 20 people dead.
Категорії: Мировые новости

Hong Kong store owner rejects call to remove protest statue

Reuters - Чт, 2020-06-18 12:38
The owner of a children's clothes shop in Hong Kong has refused a request from his landlord to remove a statue celebrating anti-government protests saying he wanted to teach children about democracy and he was not violating his lease agreement.
Категорії: Мировые новости

Pakistani court convicts three men in politician's murder in London

Reuters - Чт, 2020-06-18 12:32
A Pakistani court on Thursday sentenced three men to life in imprison for their part in the assassination of a Pakistani political leader who was stabbed to death in London in 2010, a government prosecutor said.
Категорії: Мировые новости

Indians hold funerals for soldiers killed at China border, burn portraits of Xi

Reuters - Чт, 2020-06-18 12:28
Indians burned portraits of Chinese President Xi Jinping on Thursday as families cremated the remains of some of the 20 soldiers killed in brutal hand-to-hand fighting with Chinese troops in a disputed mountainous border region.
Категорії: Мировые новости

Belarus president's main rival detained before election, lawyers say

Reuters - Чт, 2020-06-18 12:19
Belarusian President Alexander Lukashenko's main rival has been detained for questioning in a crackdown on opponents before an Aug. 9 presidential election, lawyers for the detained candidate said on Thursday.
Категорії: Мировые новости

China finds heavy coronavirus traces in seafood, meat sections of Beijing food market

Reuters - Чт, 2020-06-18 12:12
China has found the trading sections for meat and seafood in Beijing's wholesale food market to be severely contaminated with the new coronavirus and suspects the area's low temperature and high humidity may have been contributing factors, officials said on Thursday.
Категорії: Мировые новости

Former Japanese justice minister, lawmaker wife arrested for suspected vote-buying

Reuters - Чт, 2020-06-18 12:10
A former Japanese justice minister and his lawmaker wife were arrested on Thursday on suspicion of vote-buying, prosecutors said, in a serious blow to Prime Minister Shinzo Abe as he struggles with falling public support.
Категорії: Мировые новости

UK's Johnson, France's Macron to discuss coronavirus, Brexit: Johnson's spokesman

Reuters - Чт, 2020-06-18 12:01
Prime Minister Boris Johnson and French President Emmanuel Macron will most likely talk about the global fight against the novel coronavirus and Britain's future relationship with the European Union at talks later on Thursday.
Категорії: Мировые новости

Beijing residents rush coronavirus test clinics as emergency rules expand

Reuters - Чт, 2020-06-18 12:00
China's capital has mandated coronavirus tests for hundreds of thousands of people as it widens measures against a new outbreak of the disease that has sent anxious residents flooding to clinics for voluntary tests, putting a strain on the system.
Категорії: Мировые новости

Beijing extends movement curbs to contain resurgent coronavirus

Reuters - Чт, 2020-06-18 12:00
China's capital cancelled scores of flights, shut schools and blocked off some neighbourhoods as it ramped up efforts to contain a coronavirus outbreak that has fanned fears of wider contagion.
Категорії: Мировые новости

From Damascus to Berlin: A Reuters journalist's quest for family reunion

Reuters - Чт, 2020-06-18 11:54
It was still dark in Damascus as I walked down the stairs, my new life contained in a red suitcase. My mother stood next to the taxi door praying for my safety. My father was silent, certain that he would never see me again.
Категорії: Мировые новости

Russian war veterans quarantined before watching parade with Putin, says Kremlin

Reuters - Чт, 2020-06-18 11:48
Russian war veterans due to join President Vladimir Putin to review a June 24 military parade on Red Square are being quarantined at health resorts beforehand to protect their own health and that of others, the Kremlin said on Thursday.
Категорії: Мировые новости

Canada's NDP leader Singh kicked out of House for calling MP racist

Reuters - Чт, 2020-06-18 11:44
Jagmeet Singh, the head of Canada's New Democrat Party (NDP), was ejected from the House of Commons on Wednesday after he called a member of another opposition party racist and for refusing to apologize or withdraw his comments.
Категорії: Мировые новости

Turkey plans more military bases in north Iraq after offensive: official

Reuters - Чт, 2020-06-18 11:43
Turkey plans to set up more temporary military bases in northern Iraq after stepping up its strikes against Kurdish militants there, a senior Turkish official told Reuters, saying the effort would ensure border security.
Категорії: Мировые новости
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