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244 lines
10 KiB
244 lines
10 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* This script displays error messages on fatal errors during initialization.
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*
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* @package chamilo.include
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* @author Ivan Tcholakov, 2009-2010
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*/
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$Organisation = '<a href="http://www.chamilo.org" target="_blank">Chamilo Homepage</a>';
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$PoweredBy = 'Powered by <a href="http://www.chamilo.org" target="_blank"> Chamilo </a> © '.date('Y');
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/**
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* English language variables.
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*/
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// Sections.
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$SectionSystemRequirementsProblem = 'System requirements problem';
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$SectionInstallation = 'Installation';
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$SectionDatabaseUnavailable = 'Database is unavailable';
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$SectionTechnicalIssues = 'Technical issues';
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$SectionProtection = 'Protection measure';
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// Error code.
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$ErrorCode = 'Error code';
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// Error code 1.
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$IncorrectPhpVersionTitle = 'Incorrect PHP version';
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$IncorrectPhpVersionDescription = 'Warning: we have detected that your version of PHP is %s1. To install Chamilo, you need to have PHP %s2 or superior. If you don\'t know what we\'re talking about, please contact your hosting provider or your support team.
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%s3 Read the installation guide.';
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// Error code 2.
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$InstallationTitle = 'Chamilo has not been installed';
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$InstallationDescription = 'Click to INSTALL Chamilo %s or read the installation guide';
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// Error code 3.
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// Error code 4.
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// Error code 5.
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$DatabaseUnavailableTitle = 'Database is unavailable';
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$DatabaseUnavailableDescription = 'This portal is currently experiencing database issues. Please report this to the portal administrator. Thank you for your help.';
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// Error code 6.
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$AlreadyInstalledTitle = 'Chamilo has already been installed';
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$AlreadyInstalledDescription = 'The system has already been installed. In order to protect its contents, we have to prevent you from starting the installation script again. Please return to the main page.';
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// Unspecified error.
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$TechnicalIssuesTitle = 'Technical issues';
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$TechnicalIssuesDescription = 'This portal is currently experiencing technical issues. Please report this to the portal administrator. Thank you for your help.';
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if (is_int($global_error_code) && $global_error_code > 0) {
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if (class_exists('Template')) {
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$theme = Template::getThemeFallback().'/';
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} else {
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$theme = 'chamilo';
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}
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$css_path = 'app/Resources/public/css/';
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$css_web_assets = 'web/assets/';
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$css_web_path = 'web/css/';
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$themePath = $css_path.'themes/'.$theme.'/default.css';
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$css_web_fontawesome = $css_web_assets.'fontawesome/css/font-awesome.css';
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$bootstrap_file = $css_web_assets.'bootstrap/dist/css/bootstrap.min.css';
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$css_base_file = $css_web_path.'base.css';
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$css_list = array($bootstrap_file, $css_base_file, $themePath);
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$web_img = 'main/img';
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$root_sys = str_replace('\\', '/', realpath(dirname(__FILE__).'/../../')).'/';
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$root_rel = htmlentities($_SERVER['PHP_SELF']);
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if (!empty($root_rel)) {
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$pos = strrpos($root_rel, '/');
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$root_rel = substr($root_rel, 0, $pos - strlen($root_rel) + 1);
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if (strpos($root_rel, '/main/') !== false) {
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$pos = 0;
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while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/main/')) !== false) {
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$pos = $test_pos + 1;
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}
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$root_rel = substr($root_rel, 0, $pos);
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} elseif (strpos($root_rel, '/courses/') !== false) {
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$pos = 0;
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while (($test_pos = strpos(substr($root_rel, $pos, strlen($root_rel)), '/courses/')) !== false) {
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$pos = $test_pos + 1;
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}
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$root_rel = substr($root_rel, 0, $pos);
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}
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}
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$installation_guide_url = $root_rel.'documentation/installation_guide.html';
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$css_def = '';
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foreach ($css_list as $css_item) {
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$css_base_chamilo_file = $root_sys.$css_item;
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if (file_exists($css_base_chamilo_file)) {
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$css_def .= @file_get_contents($css_base_chamilo_file);
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}
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}
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$global_error_message = array();
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switch ($global_error_code) {
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case 1:
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$global_error_message['section'] = $SectionSystemRequirementsProblem;
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$global_error_message['title'] = $IncorrectPhpVersionTitle;
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$php_version = function_exists('phpversion') ? phpversion() : (defined('PHP_VERSION') ? PHP_VERSION : '');
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$php_version = empty($php_version) ? '' : '(PHP '.$php_version.')';
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$IncorrectPhpVersionDescription = str_replace('%s1', $php_version, $IncorrectPhpVersionDescription);
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$IncorrectPhpVersionDescription = str_replace('%s2', REQUIRED_PHP_VERSION, $IncorrectPhpVersionDescription);
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$pos = strpos($IncorrectPhpVersionDescription, '%s3');
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if ($pos !== false) {
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$length = strlen($IncorrectPhpVersionDescription);
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$read_installation_guide = substr($IncorrectPhpVersionDescription, $pos + 3, $length);
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$IncorrectPhpVersionDescription = substr($IncorrectPhpVersionDescription, 0, $pos);
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$IncorrectPhpVersionDescription .= '<br /><a class="btn btn-default" href="'.$installation_guide_url.'" target="_blank">'.$read_installation_guide.'</a>';
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}
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$global_error_message['description'] = $IncorrectPhpVersionDescription;
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break;
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case 2:
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$global_error_message['section'] = $SectionInstallation;
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$global_error_message['title'] = $InstallationTitle;
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if (($pos = strpos($InstallationDescription, '%s')) === false) {
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$InstallationDescription = 'Click to INSTALL Chamilo %s or read the installation guide';
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}
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$read_installation_guide = substr($InstallationDescription, $pos + 2);
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$InstallationDescription = '<form action="'.$root_rel.'main/install/index.php" method="get">
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<div class="row"><div class="col-md-12">
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<div class="office">
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<h2 class="title">Welcome to the Chamilo installation wizard</h2>
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<p class="text">Let\'s start hunting skills down with Chamilo LMS! This wizard will guide you through the Chamilo installation and configuration process.</p>
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<p class="download-info">
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<button class="btn btn-primary btn-lg" type="submit" value="INSTALL Chamilo" ><em class="fa fa-download"></em> Install Chamilo</button>
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<a class="btn btn-success btn-lg" href="'.$installation_guide_url.'" target="_blank"> <em class="fa fa-file-text-o"></em> '.$read_installation_guide.'</a>
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</p>
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</div>
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</form>';
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$global_error_message['description'] = $InstallationDescription;
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break;
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case 3:
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case 4:
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case 5:
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$global_error_message['section'] = $SectionDatabaseUnavailable;
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$global_error_message['title'] = $DatabaseUnavailableTitle;
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$global_error_message['description'] = $DatabaseUnavailableDescription;
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break;
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case 6:
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$global_error_message['section'] = $SectionProtection;
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$global_error_message['title'] = $AlreadyInstalledTitle;
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$global_error_message['description'] = $AlreadyInstalledDescription;
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break;
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default:
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$global_error_message['section'] = $SectionTechnicalIssues;
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$global_error_message['title'] = $TechnicalIssuesTitle;
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$global_error_message['description'] = $TechnicalIssuesDescription;
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break;
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}
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$show_error_codes = defined('SHOW_ERROR_CODES') && SHOW_ERROR_CODES && $global_error_code != 2;
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$global_error_message['code'] = $show_error_codes ? $ErrorCode.': '.$global_error_code.'<br /><br />' : '';
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$global_error_message['details'] = empty($global_error_message['details']) ? '' : ($show_error_codes ? ': '.$global_error_message['details'] : $global_error_message['details']);
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$global_error_message['organisation'] = $Organisation;
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$global_error_message['powered_by'] = $PoweredBy;
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$global_error_message['encoding'] = 'UTF-8';
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$global_error_message['chamilo_logo'] = "data:image/png;base64,".base64_encode(file_get_contents($root_sys.'web/css/themes/'.$theme.'/images/header-logo.png'));
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$installChamiloImage = base64_encode(file_get_contents("$root_sys/main/img/install-chamilo.gif"));
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$global_error_message_page =
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<<<EOM
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<!DOCTYPE html>
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<html>
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<head>
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<title>{TITLE}</title>
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<meta charset="{ENCODING}" />
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<style>
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$css_def
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</style>
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<style type="text/css">
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body{
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background: #d2ebf9; /* Old browsers */
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background: -moz-linear-gradient(top, #d2ebf9 0%, #feffff 100%); /* FF3.6+ */
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background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#d2ebf9), color-stop(100%,#feffff)); /* Chrome,Safari4+ */
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background: -webkit-linear-gradient(top, #d2ebf9 0%,#feffff 100%); /* Chrome10+,Safari5.1+ */
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background: -o-linear-gradient(top, #d2ebf9 0%,#feffff 100%); /* Opera 11.10+ */
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background: -ms-linear-gradient(top, #d2ebf9 0%,#feffff 100%); /* IE10+ */
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background: linear-gradient(to bottom, #d2ebf9 0%,#feffff 100%); /* W3C */
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filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#d2ebf9', endColorstr='#feffff',GradientType=0 ); /* IE6-9 */
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}
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.chamilo {
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background: url("data:image/gif;base64,$installChamiloImage") no-repeat center 0;
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margin:auto;
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}
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.office{
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padding-top:250px;
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}
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@media (max-width: 480px) {
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body{
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background: url("data:image/gif;base64,$installChamiloImage") no-repeat center 0;
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background-repeat: no-repeat;
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background-position: -10px -5px;
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background-color: #DFF1FA;
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}
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.chamilo{
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background: none;
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height:300px;
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width:100%;
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margin:auto;
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}
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.download-info .btn-success{
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margin-top: 10px;
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}
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}
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</style>
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</head>
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<body>
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<div id="page-install">
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<div class="container chamilo">
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<div class="row">
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<div class="col-md-12">
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<div class="logo">
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<img src="{CHAMILO_LOGO}"/>
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</div>
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</div>
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</div>
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<div class="welcome-install">
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{DESCRIPTION}
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{CODE}
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</div>
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</div>
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</div>
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</body>
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</html>
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EOM;
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foreach ($global_error_message as $key => $value) {
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$global_error_message_page = str_replace('{'.strtoupper($key).'}', $value, $global_error_message_page);
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}
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header('Content-Type: text/html; charset='.$global_error_message['encoding']);
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die($global_error_message_page);
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}
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