PHP resource_get_final_display_type函数代码示例

/**
 * Print resource info and workaround link when JS not available.
 * @param object $resource
 * @param object $cm
 * @param object $course
 * @param stored_file $file main file
 * @return does not return
 */
function resource_print_workaround($resource, $cm, $course, $file)
{
    global $CFG, $OUTPUT;
    resource_print_header($resource, $cm, $course);
    resource_print_heading($resource, $cm, $course, true);
    resource_print_intro($resource, $cm, $course, true);
    $resource->mainfile = $file->get_filename();
    echo '<div class="resourceworkaround">';
    switch (resource_get_final_display_type($resource)) {
        case RESOURCELIB_DISPLAY_POPUP:
            $path = '/' . $file->get_contextid() . '/mod_resource/content/' . $resource->revision . $file->get_filepath() . $file->get_filename();
            $fullurl = file_encode_url($CFG->wwwroot . '/pluginfile.php', $path, false);
            $options = empty($resource->displayoptions) ? array() : unserialize($resource->displayoptions);
            $width = empty($options['popupwidth']) ? 620 : $options['popupwidth'];
            $height = empty($options['popupheight']) ? 450 : $options['popupheight'];
            $wh = "width={$width},height={$height},toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes";
            $extra = "onclick=\"window.open('{$fullurl}', '', '{$wh}'); return false;\"";
            echo resource_get_clicktoopen($file, $resource->revision, $extra);
            break;
        case RESOURCELIB_DISPLAY_NEW:
            $extra = 'onclick="this.target=\'_blank\'"';
            echo resource_get_clicktoopen($file, $resource->revision, $extra);
            break;
        case RESOURCELIB_DISPLAY_DOWNLOAD:
            echo resource_get_clicktodownload($file, $resource->revision);
            break;
        case RESOURCELIB_DISPLAY_OPEN:
        default:
            echo resource_get_clicktoopen($file, $resource->revision);
            break;
    }
    echo '</div>';
    echo $OUTPUT->footer();
    die;
}

/**
 * Given a course_module object, this function returns any
 * "extra" information that may be needed when printing
 * this activity in a course listing.
 *
 * See {@link get_array_of_activities()} in course/lib.php
 *
 * @param object $coursemodule
 * @return object info
 */
function resource_get_coursemodule_info($coursemodule) {
    global $CFG, $DB;
    require_once("$CFG->libdir/filelib.php");
    require_once("$CFG->dirroot/mod/resource/locallib.php");
    require_once($CFG->libdir.'/completionlib.php');

    $context = get_context_instance(CONTEXT_MODULE, $coursemodule->id);

    if (!$resource = $DB->get_record('resource', array('id'=>$coursemodule->instance), 'id, name, display, displayoptions, tobemigrated, revision')) {
        return NULL;
    }

    $info = new stdClass();
    $info->name = $resource->name;

    if ($resource->tobemigrated) {
        $info->icon ='i/cross_red_big';
        return $info;
    }
    $fs = get_file_storage();
    $files = $fs->get_area_files($context->id, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false); // TODO: this is not very efficient!!
    if (count($files) >= 1) {
        $mainfile = array_pop($files);
        $info->icon = file_extension_icon($mainfile->get_filename());
        $resource->mainfile = $mainfile->get_filename();
    }

    $display = resource_get_final_display_type($resource);

    if ($display == RESOURCELIB_DISPLAY_POPUP) {
        $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        $options = empty($resource->displayoptions) ? array() : unserialize($resource->displayoptions);
        $width  = empty($options['popupwidth'])  ? 620 : $options['popupwidth'];
        $height = empty($options['popupheight']) ? 450 : $options['popupheight'];
        $wh = "width=$width,height=$height,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes";
        $info->extra = "onclick=\"window.open('$fullurl', '', '$wh'); return false;\"";

    } else if ($display == RESOURCELIB_DISPLAY_NEW) {
        $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        $info->extra = "onclick=\"window.open('$fullurl'); return false;\"";

    } else if ($display == RESOURCELIB_DISPLAY_OPEN) {
        $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        $info->extra = "onclick=\"window.location.href ='$fullurl';return false;\"";

    } else if ($display == RESOURCELIB_DISPLAY_DOWNLOAD) {
        if (empty($mainfile)) {
            return NULL;
        }
        // do not open any window because it would be left there after download
        $path = '/'.$context->id.'/mod_resource/content/'.$resource->revision.$mainfile->get_filepath().$mainfile->get_filename();
        $fullurl = addslashes_js(file_encode_url($CFG->wwwroot.'/pluginfile.php', $path, true));

        // When completion information is enabled for download files, make
        // the JavaScript version go to the view page with redirect set,
        // instead of directly to the file, otherwise we can't make it tick
        // the box for them
        if (!$course = $DB->get_record('course', array('id'=>$coursemodule->course), 'id, enablecompletion')) {
            return NULL;
        }
        $completion = new completion_info($course);
        if ($completion->is_enabled($coursemodule) == COMPLETION_TRACKING_AUTOMATIC) {
            $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        }
        $info->extra = "onclick=\"window.open('$fullurl'); return false;\"";
    }

    return $info;
}

    die;
}
$fs = get_file_storage();
$files = $fs->get_area_files($context->id, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false);
// TODO: this is not very efficient!!
if (count($files) < 1) {
    resource_print_filenotfound($resource, $cm, $course);
    die;
} else {
    $file = reset($files);
    unset($files);
}
if ($redirect) {
    // coming from course page or url index page
    // this redirect trick solves caching problems when tracking views ;-)
    $path = '/' . $context->id . '/mod_resource/content/' . $resource->revision . $file->get_filepath() . $file->get_filename();
    $fullurl = file_encode_url($CFG->wwwroot . '/pluginfile.php', $path, false);
    redirect($fullurl);
}
$resource->mainfile = $file->get_filename();
switch (resource_get_final_display_type($resource)) {
    case RESOURCELIB_DISPLAY_EMBED:
        resource_display_embed($resource, $cm, $course, $file);
        break;
    case RESOURCELIB_DISPLAY_FRAME:
        resource_display_frame($resource, $cm, $course, $file);
        break;
    default:
        resource_print_workaround($resource, $cm, $course, $file);
        break;
}

if ($resource->tobemigrated) {
    resource_print_tobemigrated($resource, $cm, $course);
    die;
}
$fs = get_file_storage();
$files = $fs->get_area_files($context->id, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false);
// TODO: this is not very efficient!!
if (count($files) < 1) {
    resource_print_filenotfound($resource, $cm, $course);
    die;
} else {
    $file = reset($files);
    unset($files);
}
$resource->mainfile = $file->get_filename();
$displaytype = resource_get_final_display_type($resource);
if ($displaytype == RESOURCELIB_DISPLAY_OPEN || $displaytype == RESOURCELIB_DISPLAY_DOWNLOAD) {
    // For 'open' and 'download' links, we always redirect to the content - except
    // if the user just chose 'save and display' from the form then that would be
    // confusing
    if (!isset($_SERVER['HTTP_REFERER']) || strpos($_SERVER['HTTP_REFERER'], 'modedit.php') === false) {
        $redirect = true;
    }
}
if ($redirect) {
    // coming from course page or url index page
    // this redirect trick solves caching problems when tracking views ;-)
    $path = '/' . $context->id . '/mod_resource/content/' . $resource->revision . $file->get_filepath() . $file->get_filename();
    $fullurl = moodle_url::make_file_url('/pluginfile.php', $path, $displaytype == RESOURCELIB_DISPLAY_DOWNLOAD);
    redirect($fullurl);
}

/**
 * Given a course_module object, this function returns any
 * "extra" information that may be needed when printing
 * this activity in a course listing.
 *
 * See {@link get_array_of_activities()} in course/lib.php
 *
 * @param stdClass $coursemodule
 * @return cached_cm_info info
 */
function resource_get_coursemodule_info($coursemodule) {
    global $CFG, $DB;
    require_once("$CFG->libdir/filelib.php");
    require_once("$CFG->dirroot/mod/resource/locallib.php");
    require_once($CFG->libdir.'/completionlib.php');

    $context = context_module::instance($coursemodule->id);

    if (!$resource = $DB->get_record('resource', array('id'=>$coursemodule->instance),
            'id, name, display, displayoptions, tobemigrated, revision, intro, introformat')) {
        return NULL;
    }

    $info = new cached_cm_info();
    $info->name = $resource->name;
    if ($coursemodule->showdescription) {
        // Convert intro to html. Do not filter cached version, filters run at display time.
        $info->content = format_module_intro('resource', $resource, $coursemodule->id, false);
    }

    if ($resource->tobemigrated) {
        $info->icon ='i/invalid';
        return $info;
    }
    $fs = get_file_storage();
    $files = $fs->get_area_files($context->id, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false); // TODO: this is not very efficient!!
    if (count($files) >= 1) {
        $mainfile = reset($files);
        $info->icon = file_file_icon($mainfile, 24);
        $resource->mainfile = $mainfile->get_filename();
    }

    $display = resource_get_final_display_type($resource);

    if ($display == RESOURCELIB_DISPLAY_POPUP) {
        $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        $options = empty($resource->displayoptions) ? array() : unserialize($resource->displayoptions);
        $width  = empty($options['popupwidth'])  ? 620 : $options['popupwidth'];
        $height = empty($options['popupheight']) ? 450 : $options['popupheight'];
        $wh = "width=$width,height=$height,toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes";
        $info->onclick = "window.open('$fullurl', '', '$wh'); return false;";

    } else if ($display == RESOURCELIB_DISPLAY_NEW) {
        $fullurl = "$CFG->wwwroot/mod/resource/view.php?id=$coursemodule->id&redirect=1";
        $info->onclick = "window.open('$fullurl'); return false;";

    }

    // If any optional extra details are turned on, store in custom data
    $info->customdata = $resource->displayoptions;

    return $info;
}

/**
 * Given a course_module object, this function returns any
 * "extra" information that may be needed when printing
 * this activity in a course listing.
 *
 * See {@link get_array_of_activities()} in course/lib.php
 *
 * @param object $coursemodule
 * @return object info
 */
function resource_get_coursemodule_info($coursemodule)
{
    global $CFG, $DB;
    require_once "{$CFG->libdir}/filelib.php";
    require_once "{$CFG->dirroot}/mod/resource/locallib.php";
    if (!($resource = $DB->get_record('resource', array('id' => $coursemodule->instance), 'id, name, display, displayoptions, tobemigrated, mainfile, revision'))) {
        return NULL;
    }
    $info = new object();
    $info->name = $resource->name;
    if ($resource->tobemigrated) {
        $info->icon = 'i/cross_red_big';
        return $info;
    }
    $info->icon = str_replace(array('.gif', '.png'), '', file_extension_icon($resource->mainfile));
    $display = resource_get_final_display_type($resource);
    if ($display == RESOURCELIB_DISPLAY_POPUP) {
        $fullurl = "{$CFG->wwwroot}/mod/resource/view.php?id={$coursemodule->id}&redirect=1";
        $options = empty($resource->displayoptions) ? array() : unserialize($resource->displayoptions);
        $width = empty($options['popupwidth']) ? 620 : $options['popupwidth'];
        $height = empty($options['popupheight']) ? 450 : $options['popupheight'];
        $wh = "width={$width},height={$height},toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes";
        $info->extra = urlencode("onclick=\"window.open('{$fullurl}', '', '{$wh}'); return false;\"");
    } else {
        if ($display == RESOURCELIB_DISPLAY_NEW) {
            $fullurl = "{$CFG->wwwroot}/mod/resource/view.php?id={$coursemodule->id}&redirect=1";
            $info->extra = urlencode("onclick=\"window.open('{$fullurl}'); return false;\"");
        } else {
            if ($display == RESOURCELIB_DISPLAY_OPEN) {
                $fullurl = "{$CFG->wwwroot}/mod/resource/view.php?id={$coursemodule->id}&redirect=1";
                $info->extra = urlencode("onclick=\"window.location.href ='{$fullurl}';return false;\"");
            } else {
                if ($display == RESOURCELIB_DISPLAY_DOWNLOAD) {
                    // do not open any window because it would be left there after download
                    $context = get_context_instance(CONTEXT_MODULE, $coursemodule->id);
                    $path = '/' . $context->id . '/resource_content/' . $resource->revision . $resource->mainfile;
                    $fullurl = addslashes_js(file_encode_url($CFG->wwwroot . '/pluginfile.php', $path, true));
                    $info->extra = urlencode("onclick=\"window.open('{$fullurl}'); return false;\"");
                }
            }
        }
    }
    return $info;
}

/**
 * Given a course_module object, this function returns any
 * "extra" information that may be needed when printing
 * this activity in a course listing.
 *
 * See {@link get_array_of_activities()} in course/lib.php
 *
 * @param stdClass $coursemodule
 * @return cached_cm_info info
 */
function resource_get_coursemodule_info($coursemodule)
{
    global $CFG, $DB;
    require_once "{$CFG->libdir}/filelib.php";
    require_once "{$CFG->dirroot}/mod/resource/locallib.php";
    require_once $CFG->libdir . '/completionlib.php';
    $context = context_module::instance($coursemodule->id);
    if (!($resource = $DB->get_record('resource', array('id' => $coursemodule->instance), 'id, name, display, displayoptions, tobemigrated, revision, intro, introformat'))) {
        return NULL;
    }
    $info = new cached_cm_info();
    $info->name = $resource->name;
    if ($coursemodule->showdescription) {
        // Convert intro to html. Do not filter cached version, filters run at display time.
        $info->content = format_module_intro('resource', $resource, $coursemodule->id, false);
    }
    if ($resource->tobemigrated) {
        $info->icon = 'i/invalid';
        return $info;
    }
    $fs = get_file_storage();
    $files = $fs->get_area_files($context->id, 'mod_resource', 'content', 0, 'sortorder DESC, id ASC', false);
    // TODO: this is not very efficient!!
    if (count($files) >= 1) {
        $mainfile = reset($files);
        $info->icon = file_file_icon($mainfile, 24);
        $resource->mainfile = $mainfile->get_filename();
    }
    $display = resource_get_final_display_type($resource);
    if ($display == RESOURCELIB_DISPLAY_POPUP) {
        $fullurl = "{$CFG->wwwroot}/mod/resource/view.php?id={$coursemodule->id}&redirect=1";
        $options = empty($resource->displayoptions) ? array() : unserialize($resource->displayoptions);
        $width = empty($options['popupwidth']) ? 620 : $options['popupwidth'];
        $height = empty($options['popupheight']) ? 450 : $options['popupheight'];
        $wh = "width={$width},height={$height},toolbar=no,location=no,menubar=no,copyhistory=no,status=no,directories=no,scrollbars=yes,resizable=yes";
        $info->onclick = "window.open('{$fullurl}', '', '{$wh}'); return false;";
    } else {
        if ($display == RESOURCELIB_DISPLAY_NEW) {
            $fullurl = "{$CFG->wwwroot}/mod/resource/view.php?id={$coursemodule->id}&redirect=1";
            $info->onclick = "window.open('{$fullurl}'); return false;";
        }
    }
    // If any optional extra details are turned on, store in custom data,
    // add some file details as well to be used later by resource_get_optional_details() without retriving.
    // Do not store filedetails if this is a reference - they will still need to be retrieved every time.
    if (($filedetails = resource_get_file_details($resource, $coursemodule)) && empty($filedetails['isref'])) {
        $displayoptions = @unserialize($resource->displayoptions);
        $displayoptions['filedetails'] = $filedetails;
        $info->customdata = serialize($displayoptions);
    } else {
        $info->customdata = $resource->displayoptions;
    }
    return $info;
}