class.ilPCParagraphGUI.php

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<?php
 
use ILIAS\Style;
 
class ilPCParagraphGUI extends ilPageContentGUI
{
    protected ilObjUser $user;
 
    public function __construct(
        ilPageObject $a_pg_obj,
        ?ilPageContent $a_content_obj,
        string $a_hier_id,
        string $a_pc_id = ""
    ) {
        global $DIC;
 
        $this->user = $DIC->user();
        $this->ctrl = $DIC->ctrl();
        $this->lng = $DIC->language();
        parent::__construct($a_pg_obj, $a_content_obj, $a_hier_id, $a_pc_id);
 
        // characteristics (should be flexible in the future)
        $this->setCharacteristics(ilPCParagraphGUI::_getStandardCharacteristics());
    }
 
    public static function _getStandardCharacteristics(): array
    {
        global $DIC;
 
        $lng = $DIC->language();
 
        return array("Standard" => $lng->txt("cont_standard"),
            "Headline1" => $lng->txt("cont_Headline1"),
            "Headline2" => $lng->txt("cont_Headline2"),
            "Headline3" => $lng->txt("cont_Headline3"),
            "Book" => $lng->txt("cont_Book"),
            "Numbers" => $lng->txt("cont_Numbers"),
            "Verse" => $lng->txt("cont_Verse"),
            "List" => $lng->txt("cont_List"),
            "TableContent" => $lng->txt("cont_TableContent")
        );
    }
 
    public static function _getStandardTextCharacteristics(): array
    {
        return ["Mnemonic", "Attention"];
    }
 
    public static function _getCharacteristics(int $a_style_id): array
    {
        global $DIC;
        $request = $DIC->copage()->internal()
            ->gui()
            ->pc()
            ->editRequest();
        $requested_ref_id = $request->getRefId();
 
        $service = $DIC->contentStyle()->internal();
 
        $st_chars = ilPCParagraphGUI::_getStandardCharacteristics();
        $chars = ilPCParagraphGUI::_getStandardCharacteristics();
        if ($a_style_id > 0 &&
            ilObject::_lookupType($a_style_id) == "sty") {
            $access_manager = $service->domain()->access(
                $requested_ref_id,
                $DIC->user()->getId()
            );
            $char_manager = $service->domain()->characteristic(
                $a_style_id,
                $access_manager
            );
 
            $chars = $char_manager->getByTypes(
                ["text_block", "heading1", "heading2", "heading3"],
                false,
                false
            );
            $new_chars = array();
            foreach ($chars as $char) {
                if (($st_chars[$char->getCharacteristic()] ?? "") != "") {      // keep lang vars for standard chars
                    $title = $char_manager->getPresentationTitle(
                        $char->getType(),
                        $char->getCharacteristic()
                    );
                    if ($title == "") {
                        $title = $st_chars[$char->getCharacteristic()];
                    }
                    $new_chars[$char->getCharacteristic()] = $title;
                } else {
                    $new_chars[$char->getCharacteristic()] = $char_manager->getPresentationTitle(
                        $char->getType(),
                        $char->getCharacteristic()
                    );
                }
            }
            $chars = $new_chars;
        }
 
        return $chars;
    }
 
    public static function _getTextCharacteristics(
        int $a_style_id,
        bool $a_include_core = false
    ): array {
        global $DIC;
 
        $chars = array();
 
        $service = $DIC->contentStyle()->internal();
        $request = $DIC->copage()->internal()
                       ->gui()
                       ->pc()
                       ->editRequest();
        $requested_ref_id = $request->getRefId();
 
        if ($a_style_id > 0 &&
            ilObject::_lookupType($a_style_id) == "sty") {
 
            $access_manager = $service->domain()->access(
                $requested_ref_id,
                $DIC->user()->getId()
            );
            $char_manager = $service->domain()->characteristic(
                $a_style_id,
                $access_manager
            );
 
            $style = new ilObjStyleSheet($a_style_id);
            /*$ti_chars = $style->getCharacteristics("text_inline", false, $a_include_core);*/
            $ti_chars = $char_manager->getByTypes(
                ["text_inline", "code_inline"],
                false,
                false
            );
            foreach ($ti_chars as $k => $v) {
                if (!$char_manager->isOutdated("text_inline", $v->getCharacteristic())) {
                    $chars[] = $v->getCharacteristic();
                }
            }
        } else {
            return self::_getStandardTextCharacteristics();
        }
 
        return $chars;
    }
 
 
    public function executeCommand()
    {
        // get next class that processes or forwards current command
        $next_class = $this->ctrl->getNextClass($this);
 
        $this->getCharacteristicsOfCurrentStyle(
            array("text_block", "heading1", "heading2", "heading3")
        );      // scorm-2004
 
        // get current command
        $cmd = $this->ctrl->getCmd();
 
        $this->log->debug("ilPCParagraphGUI: executeCommand " . $cmd);
 
        switch ($next_class) {
            default:
                $ret = $this->$cmd();
                break;
        }
 
        return $ret;
    }
 
 
    public function determineCharacteristic(bool $a_insert = false): string
    {
        $cmd = $this->ctrl->getCmd();
        // language and characteristic selection
        if (!$a_insert) {
            if ($cmd == "update") {
                $s_char = $this->request->getString("par_characteristic");
            } else {
                $s_char = $this->content_obj->getCharacteristic();
                if ($s_char == "") {
                    $s_char = "Standard";
                }
            }
        } else {
            if ($cmd == "create") {
                $s_char = $this->request->getString("par_characteristic");
            } else {
                $s_char = "Standard";
 
                // set characteristic of new paragraphs in list items to "List"
                $cont_obj = $this->pg_obj->getContentObject($this->getHierId());
                if (is_object($cont_obj)) {
                    if ($cont_obj->getType() == "li" ||
                        ($cont_obj->getType() == "par" && $cont_obj->getCharacteristic() == "List")) {
                        $s_char = "List";
                    }
 
                    if ($cont_obj->getType() == "td" ||
                        ($cont_obj->getType() == "par" && $cont_obj->getCharacteristic() == "TableContent")) {
                        $s_char = "TableContent";
                    }
                }
            }
        }
        return $s_char;
    }
 
    public function editJS(): void
    {
        $s_text = $this->content_obj->getText();
        $this->log->debug("step 1: " . substr($s_text, 0, 1000));
 
        //echo "\n<br><br>".htmlentities($s_text);
        $s_text = $this->content_obj->xml2output($s_text, true, false);
        $this->log->debug("step 2: " . substr($s_text, 0, 1000));
 
        //echo "\n<br><br>".htmlentities($s_text);
        $char = $this->determineCharacteristic(false);
        $s_text = ilPCParagraphGUI::xml2outputJS($s_text);
        $this->log->debug("step 3: " . substr($s_text, 0, 1000));
 
        //echo "\n<br><br>".htmlentities($s_text);
        $ids = "###" . $this->content_obj->readHierId() . ":" . $this->content_obj->readPCId() . "###" .
            $char . "###";
        echo $ids . $s_text;
        $this->log->debug("step 4: " . substr($ids . $s_text, 0, 1000));
        exit;
    }
 
    public static function xml2outputJS(string $s_text): string
    {
        // lists
        $s_text = str_replace(
            array("<SimpleBulletList>", "</SimpleBulletList>"),
            array('<ul class="ilc_list_u_BulletedList">', "</ul>"),
            $s_text
        );
        while (preg_match('~<SimpleBulletList Class=\"([^\"]*)\">~i', $s_text, $found)) {
            $class = $found[1];
            $s_text = str_replace('<SimpleBulletList Class="' . $class . '">', '<ul class="ilc_list_u_' . $class . '">', $s_text);
        }
        $s_text = str_replace(
            array("<SimpleNumberedList>", "</SimpleNumberedList>"),
            array('<ol class="ilc_list_o_NumberedList">', "</ol>"),
            $s_text
        );
        while (preg_match('~<SimpleNumberedList Class=\"([^\"]*)\">~i', $s_text, $found)) {
            $class = $found[1];
            $s_text = str_replace('<SimpleNumberedList Class="' . $class . '">', '<ol class="ilc_list_o_' . $class . '">', $s_text);
        }
        $s_text = str_replace(
            array("<SimpleListItem>", "</SimpleListItem>"),
            array('<li class="ilc_list_item_StandardListItem">', "</li>"),
            $s_text
        );
        $s_text = str_replace(
            array("<SimpleListItem/>"),
            array('<li class="ilc_list_item_StandardListItem"></li>'),
            $s_text
        );
        while (preg_match('~<SimpleListItem Class=\"([^\"]*)\">~i', $s_text, $found)) {
            $class = $found[1];
            $s_text = str_replace('<SimpleListItem Class="' . $class . '">', '<li class="ilc_list_item_' . $class . '">', $s_text);
        }
 
        // spans
        foreach (ilPageContentGUI::_getCommonBBButtons() as $bb => $cl) {
            if (!in_array($bb, array("code", "tex", "fn", "xln", "sub", "sup"))) {
                $s_text = str_replace(
                    "[" . $bb . "]",
                    '<span class="ilc_text_inline_' . $cl . '">',
                    $s_text
                );
                $s_text = str_replace(
                    "[/" . $bb . "]",
                    '</span>',
                    $s_text
                );
            }
        }
 
        // marked text spans
        $ws = "[ \t\r\f\v\n]*";
        while (preg_match("~\[(marked$ws(class$ws=$ws\"([^\"])*\")$ws)\]~i", $s_text, $found)) {
            $attribs = ilPCParagraph::attribsToArray($found[2]);
            if (isset($attribs["class"])) {
                $s_text = str_replace("[" . $found[1] . "]", "<span class=\"ilc_text_inline_" . $attribs["class"] . "\">", $s_text);
            } else {
                $s_text = str_replace("[" . $found[1] . "]", "[error:marked" . $found[1] . "]", $s_text);
            }
        }
        $s_text = preg_replace('~\[\/marked\]~i', "</span>", $s_text);
 
 
        // code
        $s_text = str_replace(
            array("[code]", "[/code]"),
            array("<code>", "</code>"),
            $s_text
        );
 
        // sup
        $s_text = str_replace(
            array("[sup]", "[/sup]"),
            array('<sup class="ilc_sup_Sup">', "</sup>"),
            $s_text
        );
 
        // sub
        $s_text = str_replace(
            array("[sub]", "[/sub]"),
            array('<sub class="ilc_sub_Sub">', "</sub>"),
            $s_text
        );
 
        return $s_text;
    }
 
    public function outputError(array $a_err): void
    {
        $err_str = "";
        foreach ($a_err as $err) {
            $err_str .= $err[1] . "<br />";
        }
        echo $err_str;
        $this->log->debug("ilPCParagraphGUI, outputError() and exit: " . substr($err_str, 0, 100));
        exit;
    }
 
    public function cancel(): void
    {
        $this->log->debug("ilPCParagraphGUI, cancel(): return to parent: jump" . $this->hier_id);
        $this->ctrl->returnToParent($this, "jump" . $this->hier_id);
    }
 
    public function insertCharacteristicTable(
        ilTemplate $a_tpl,
        string $a_seleted_value
    ): void {
        $i = 0;
 
        $chars = $this->getCharacteristics();
 
        if ($chars[$a_seleted_value] == "" && ($a_seleted_value != "")) {
            $chars = array_merge(
                array($a_seleted_value => $a_seleted_value),
                $chars
            );
        }
 
        foreach ($chars as $char => $char_lang) {
            $a_tpl->setCurrentBlock("characteristic_cell");
            $a_tpl->setVariable(
                "CHAR_HTML",
                '<div class="ilc_text_block_' . $char . '" style="margin-top:2px; margin-bottom:2px; position:static;">' . $char_lang . "</div>"
            );
            $a_tpl->setVariable("CHAR_VALUE", $char);
            if ($char == $a_seleted_value) {
                $a_tpl->setVariable(
                    "SELECTED",
                    ' checked="checked" '
                );
            }
            $a_tpl->parseCurrentBlock();
            if ((($i + 1) % 3) == 0) {  //
                $a_tpl->touchBlock("characteristic_row");
            }
            $i++;
        }
        $a_tpl->touchBlock("characteristic_table");
    }
 
    private function setStyle(): void
    {
        if ($this->pg_obj->getParentType() == "term" ||
            $this->pg_obj->getParentType() == "lm") {
            if ($this->pg_obj->getParentType() != "term") {
                $this->tpl->addCss(ilObjStyleSheet::getContentStylePath(
                    ilObjContentObject::_lookupStyleSheetId($this->pg_obj->getParentId())
                ));
            } else {
                $this->tpl->addCss(ilObjStyleSheet::getContentStylePath(0));
            }
        }
    }
 
    public function insertHelp(ilTemplate $a_tpl): void
    {
        $lng = $this->lng;
 
        $a_tpl->setCurrentBlock("help_item");
        $a_tpl->setVariable("TXT_HELP", "<strong>" . $lng->txt("cont_syntax_help") . "</strong>");
        $a_tpl->parseCurrentBlock();
        $a_tpl->setCurrentBlock("help_item");
        $a_tpl->setVariable("TXT_HELP", "* " . $lng->txt("cont_bullet_list"));
        $a_tpl->parseCurrentBlock();
        $a_tpl->setCurrentBlock("help_item");
        $a_tpl->setVariable("TXT_HELP", "# " . $lng->txt("cont_numbered_list"));
        $a_tpl->parseCurrentBlock();
        $a_tpl->setCurrentBlock("help_item");
        $a_tpl->setVariable("TXT_HELP", "=" . $lng->txt("cont_Headline1") . "=<br />" .
            "==" . $lng->txt("cont_Headline2") . "==<br />" .
            "===" . $lng->txt("cont_Headline3") . "===");
        $a_tpl->parseCurrentBlock();
 
        if ($this->getPageConfig()->getEnableWikiLinks()) {
            $a_tpl->setCurrentBlock("help_item");
            $a_tpl->setVariable("TXT_HELP", "[[" . $lng->txt("cont_wiki_page_link") . "]]");
            $a_tpl->parseCurrentBlock();
        }
 
        $a_tpl->setCurrentBlock("help");
        $a_tpl->parseCurrentBlock();
    }
}