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<?php |
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global $cache_dir; |
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$cache_dir = "cache"; |
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|
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/* returns the two key components from the url, separated by <-> delimiter */ |
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function name_from_url($url){ |
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$name_parts = split("%2F", code_from_url($url)); |
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return $name_parts[0] . " ↔ " . $name_parts[1]; |
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} |
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|
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function code_from_url($url){ |
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$name_string = array(); |
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preg_match('/target=%2F(.*);/', $url, $name_string); |
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if($name_string[1]){ |
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return $name_string[1]; |
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} else { |
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return md5($url); |
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} |
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} |
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|
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/* checks if a given file is less than 1 day old */ |
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function probe_cache($file){ |
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$today = time(); |
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$start_of_today = mktime(0, 0, 0, date("n", $today), date("j", $today), date("Y", $today)); |
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|
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if(@filemtime($file) >= strtotime("-1 day", $start_of_today)){ |
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return true; |
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} |
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return false; |
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} |
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|
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function highlight_color($data){ |
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return '00ff00'; |
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} |
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|
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function border_color($data){ |
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return '008000'; |
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} |
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|
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/* found this neat little function at: http://mobiforge.com/developing/story/lightweight-device-detection-php */ |
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function is_mobile(){ |
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$regex_match="/(nokia|iphone|android|motorola|^mot\-|softbank|foma|docomo|kddi|up\.browser|up\.link|"; |
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$regex_match.="htc|dopod|blazer|netfront|helio|hosin|huawei|novarra|CoolPad|webos|techfaith|palmsource|"; |
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$regex_match.="blackberry|alcatel|amoi|ktouch|nexian|samsung|^sam\-|s[cg]h|^lge|ericsson|philips|sagem|wellcom|bunjalloo|maui|"; |
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$regex_match.="symbian|smartphone|midp|wap|phone|windows ce|iemobile|^spice|^bird|^zte\-|longcos|pantech|gionee|^sie\-|portalmmm|"; |
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$regex_match.="jig\s browser|hiptop|^ucweb|^benq|haier|^lct|opera\s*mobi|opera\*mini|320x320|240x320|176x220"; |
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$regex_match.=")/i"; |
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return isset($_SERVER['HTTP_X_WAP_PROFILE']) or isset($_SERVER['HTTP_PROFILE']) or preg_match($regex_match, strtolower($_SERVER['HTTP_USER_AGENT'])); |
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} |
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|
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//image_map.html |
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function get_urls_from_html_file($file){ |
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global $cache_dir; |
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$page_urls = array(); |
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$urls_cache = $cache_dir . '/' . md5($file); |
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/* get a list of Cricket urls from an html file */ |
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if(probe_cache($urls_cache)){ |
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/* load cache */ |
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$page_urls = unserialize(file_get_contents($urls_cache)); |
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} else { |
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/* makes a list of urls present in the image map html */ |
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preg_match_all('/href="(.+)"/', file_get_contents('./'.$file), $page_urls); |
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/* create cache */ |
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file_put_contents($urls_cache, serialize($page_urls)); |
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} |
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return $page_urls; |
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} |
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|
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function get_images_from_absolute_and_relative_urls($urls){ |
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global $cache_dir; |
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$image_urls = array(); |
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$relative_urls = array(); |
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foreach($urls as $index => $url){ |
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/* graph name */ |
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$graph_code = code_from_url($url); |
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$graph_url_cache = $cache_dir . '/' . $graph_code; |
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|
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if(probe_cache($graph_url_cache)){ |
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/* load cache */ |
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$image_urls[$url] = unserialize(file_get_contents($graph_url_cache)); |
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} else { |
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/* create cache */ |
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if(stristr($url,'http://')){ |
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/* absolute url */ |
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$new_url = get_cricket_images_from_url($url); |
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} else { |
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/* relative url */ |
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$relative_urls = get_urls_from_html_file($url); |
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$new_url = array(); |
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foreach($relative_urls[1] as $relative_index => $relative_url){ |
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$new_url[] = get_cricket_images_from_url($relative_url); |
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} |
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} |
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file_put_contents($graph_url_cache, serialize($new_url)); |
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/* add to list */ |
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$image_urls[$url] = $new_url; |
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} |
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} |
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return $image_urls; |
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} |
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|
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function make_html_snippet($data, $token){ |
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$html_string = '<h2 id="graph_name">' . $data[3] . '</h2>'; |
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$html_string .= '<p><a id="daily_graph_link" href="' . $data[0] . '"><img id="daily_graph" alt="' . $data[3] . '" src="' . $data[1] . $token . '"/></a><br/>'; |
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$html_string .= '<a id="weekly_graph_link" href="' . $data[0] . '"><img id="weekly_graph" alt="' . $data[3] . '" src="' . $data[2] . $token . '"/></a></p>'; |
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return $html_string; |
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} |
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|
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function make_html_snippets($data, $token){ |
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$html_string = ""; |
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foreach($data as $index => $trunk_data){ |
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$html_string .= make_html_snippet($trunk_data, $token); |
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} |
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return $html_string; |
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} |
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|
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/* for an array of cricket page urls, returns a 2-array of images */ |
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function get_images_from_urls($urls){ |
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$image_urls = array(); |
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/* create a list of urls to images from the list of Cricket urls */ |
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foreach($urls as $index => $url){ |
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$image_urls[] = get_cricket_images_from_url($url); |
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} |
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return $image_urls; |
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} |
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|
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/* for a given cricket page url returns an array containing: |
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[0]: the url itself |
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[1]: url to daily graph image |
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[2]: url to weekly graph image |
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[3]: trunk name |
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*/ |
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function get_cricket_images_from_url($url){ |
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$local_urls = array(); |
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$page = ""; |
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/* apparently cricket checks the UA string and tries to display GIFs to wget, which don't work for some reason */ |
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/* image links */ |
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$page = shell_exec("wget -O- --user-agent=Firefox " . escapeshellarg($url)); |
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preg_match_all('/<img src="(.*);rand=\d+".+/', $page, $local_urls); |
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/* $local_urls holds matched items, $local_urls[1] holds the matched part between ()s. |
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$local_urls[1][0] is the daily graph, $local_urls[1][1] is the weekly graph */ |
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/* new_url is an array of: |
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url to page |
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url to graph image |
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name of the graph |
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*/ |
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return array($url, "http://www.dutchgrid.nl/ndpf/cricket/" . $local_urls[1][0] . ";rand=" , "http://www.dutchgrid.nl/ndpf/cricket/" . $local_urls[1][1] . ";rand=", name_from_url($url)); |
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} |
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|
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function get_absolute_url(){ |
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$full_url = 'http'; |
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$script_name = ''; |
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if(isset($_SERVER['REQUEST_URI'])) { |
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$script_name = $_SERVER['REQUEST_URI']; |
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} else { |
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$script_name = $_SERVER['PHP_SELF']; |
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if($_SERVER['QUERY_STRING']>' ') { |
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$script_name .= '?'.$_SERVER['QUERY_STRING']; |
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} |
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} |
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|
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/* strip index.php from script name */ |
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|
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if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on') { |
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$full_url .= 's'; |
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} |
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$full_url .= '://'; |
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if($_SERVER['SERVER_PORT']!='80') { |
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$full_url .= |
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$_SERVER['HTTP_HOST'].':'.$_SERVER['SERVER_PORT'].$script_name; |
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} else { |
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$full_url .= $_SERVER['HTTP_HOST'].$script_name; |
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} |
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|
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/* strip trailing slash */ |
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return $full_url; |
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} |
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|
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|
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|
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?> |
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