class.ilSystemStyleIconsGUI.php

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<?php
include_once "Services/Form/classes/class.ilPropertyFormGUI.php";
include_once("Services/Style/System/classes/Utilities/class.ilSystemStyleSkinContainer.php");
include_once("Services/Style/System/classes/Icons/class.ilSystemStyleIconColorSet.php");
include_once("Services/Style/System/classes/Icons/class.ilSystemStyleIconFolder.php");
 
class  ilSystemStyleIconsGUI
{
        protected $ctrl;
 
        protected $lng;
 
        protected $tpl;
 
        protected $style_container;
 
        protected $icon_folder = null;
 
        protected $tabs;
 
        function __construct($skin_id = "",$style_id = "")
        {
                global $DIC;
 
                $this->ctrl = $DIC->ctrl();
                $this->lng = $DIC->language();
                $this->tpl = $DIC["tpl"];
                $this->tabs = $DIC->tabs();
 
                if($skin_id == ""){
                        $skin_id = $_GET["skin_id"];
                }
                if($style_id == ""){
                        $style_id = $_GET["style_id"];
                }
                $this->setStyleContainer(ilSystemStyleSkinContainer::generateFromId($skin_id));
                if($this->ctrl->getCmd() != "reset"){
                        try{
                                $this->setIconFolder(new ilSystemStyleIconFolder($this->getStyleContainer()->getImagesSkinPath($style_id)));
                        }catch(ilSystemStyleExceptionBase $e){
                                ilUtil::sendFailure($e->getMessage());
                                $this->ctrl->setCmd("fail");
                        }
                }
 
        }
 
        function executeCommand()
        {
                $cmd = $this->ctrl->getCmd();
                $this->setSubStyleSubTabs($cmd);
 
                switch ($cmd)
                {
                        case "fail":
                                $this->fail();
                                break;
                        case "cancelIcon":
                                $this->editIcon();
                                break;
                        case "save":
                        case "edit":
                        case "editIcon":
                        case "update":
                        case "reset":
                        case "preview":
                        case "updateIcon":
                                $this->$cmd();
                                break;
                        default:
                                $this->edit();
                                break;
                }
        }
 
        protected function fail(){
                $form = $this->initByColorForm();
                $this->tpl->setContent($form->getHTML());
        }
 
        protected function setSubStyleSubTabs($active = "") {
                $this->tabs->addSubTab('edit', $this->lng->txt('edit_by_color'), $this->ctrl->getLinkTarget($this,'edit'));
                $this->tabs->addSubTab('editIcon', $this->lng->txt('edit_by_icon'), $this->ctrl->getLinkTarget($this,'editIcon'));
                $this->tabs->addSubTab('preview', $this->lng->txt('icons_gallery'), $this->ctrl->getLinkTarget($this,"preview"));
 
                if($active == "preview"){
                        $this->tabs->activateSubTab($active);
                }else if($active == "cancelIcon"|| $active == "editIcon"){
                        $this->tabs->activateSubTab("editIcon");
                }
                else{
                        $this->tabs->activateSubTab("edit");
                }
 
        }
 
        protected function edit(){
                $form = $this->initByColorForm();
                $this->getByColorValues($form);
                $this->tpl->setContent($form->getHTML());
        }
 
        protected function preview(){
                $this->tpl->setContent($this->renderIconsPreviews());
        }
        public function initByColorForm()
        {
                $form = new ilPropertyFormGUI();
 
                $form->setTitle($this->lng->txt("adapt_icons"));
                $form->setDescription($this->lng->txt("adapt_icons_description"));
 
                $color_set = [];
 
                if($this->getIconFolder()){
                        try{
                                $color_set = $this->getIconFolder()->getColorSet()->getColorsSortedAsArray();
                        }catch(ilSystemStyleExceptionBase $e) {
                                ilUtil::sendFailure($e->getMessage());
                        }
                }
 
                foreach($color_set as $type => $colors){
                        $section = new ilFormSectionHeaderGUI();
                        $title = "";
 
                        if($type == ilSystemStyleIconColor::GREY){
                                $title = $this->lng->txt("grey_color");
                                $section->setTitle($this->lng->txt("grey_colors"));
                                $section->setInfo($this->lng->txt("grey_colors_description"));
                                $section->setSectionAnchor($this->lng->txt("grey_colors"));
                        }
                        if($type == ilSystemStyleIconColor::RED){
                                $title = $this->lng->txt("red_color");
                                $section->setTitle($this->lng->txt("red_colors"));
                                $section->setInfo($this->lng->txt("red_colors_description"));
                                $section->setSectionAnchor($this->lng->txt("red_colors"));
                        }
                        if($type == ilSystemStyleIconColor::GREEN){
                                $title = $this->lng->txt("green_color");
                                $section->setTitle($this->lng->txt("green_colors"));
                                $section->setInfo($this->lng->txt("green_colors_description"));
                                $section->setSectionAnchor($this->lng->txt("green_colors"));
                        }
                        if($type == ilSystemStyleIconColor::BLUE){
                                $title = $this->lng->txt("blue_color");
                                $section->setTitle($this->lng->txt("blue_colors"));
                                $section->setInfo($this->lng->txt("blue_colors_description"));
                                $section->setSectionAnchor($this->lng->txt("blue_colors"));
                        }
                        $form->addItem($section);
 
                        foreach($colors as $id => $color){
                                $input = new ilColorPickerInputGUI($title." ".($id+1),$color->getId());
                                $input->setRequired(true);
                                $input->setInfo("Usages: ".$this->getIconFolder()->getUsagesOfColorAsString($color->getId()));
                                $form->addItem($input);
                        }
                }
 
                $has_icons = $this->getIconFolder() && count($this->getIconFolder()->getIcons()) > 0;
 
                if($has_icons){
                        $form->addCommandButton("update", $this->lng->txt("update_colors"));
                }
                $form->addCommandButton("reset", $this->lng->txt("reset_icons"));
                if($has_icons){
                        $form->addCommandButton("cancel", $this->lng->txt("cancel"));
                }
 
 
 
 
                $form->setFormAction($this->ctrl->getFormAction($this));
 
                return $form;
        }
 
 
        function getByColorValues(ilPropertyFormGUI $form)
        {
                $values = [];
 
                if($this->getIconFolder()){
                        $colors = $this->getIconFolder()->getColorSet()->getColors();
                        foreach($colors as $color){
                                $id = $color->getId();
                                if($colors[$color->getId()]){
                                        $values[$id] = $colors[$color->getId()]->getColor();
                                }else{
                                        $values[$id] = $color->getColor();
                                }
                        }
                }
 
 
                $form->setValuesByArray($values);
        }
 
        public function reset()
        {
                $style = $this->getStyleContainer()->getSkin()->getStyle($_GET["style_id"]);
                $this->getStyleContainer()->resetImages($style);
                $this->setIconFolder(new ilSystemStyleIconFolder($this->getStyleContainer()->getImagesSkinPath($style->getId())));
                $message_stack = new ilSystemStyleMessageStack();
                $message_stack->sendMessages(true);
                $message_stack->addMessage(new ilSystemStyleMessage(
                        $this->lng->txt("color_reset"),
                        ilSystemStyleMessage::TYPE_SUCCESS));
                $this->ctrl->redirect($this,"edit");
        }
 
        public function update()
        {
                $form = $this->initByColorForm();
                if ($form->checkInput())
                {
                        $message_stack = new ilSystemStyleMessageStack();
 
                        $color_changes = [];
                        foreach($this->getIconFolder()->getColorSet()->getColors() as $old_color){
                                $new_color = $form->getInput($old_color->getId());
                                if(!preg_match("/[\dabcdef]{6}/i",$new_color)){
                                        $message_stack->addMessage(new ilSystemStyleMessage($this->lng->txt("invalid_color").$new_color,
                                                ilSystemStyleMessage::TYPE_ERROR));
                                }else if($new_color != $old_color->getId()){
                                        $color_changes[$old_color->getId()] = $new_color;
                                        $message_stack->addMessage(new ilSystemStyleMessage(
                                                $this->lng->txt("color_changed_from")." ".$old_color->getId()." ".
                                                $this->lng->txt("color_changed_to")." ".$new_color,
                                                ilSystemStyleMessage::TYPE_SUCCESS));
                                }
                        }
                        $this->getIconFolder()->changeIconColors($color_changes);
                        $this->setIconFolder(new ilSystemStyleIconFolder($this->getStyleContainer()->getImagesSkinPath($_GET["style_id"])));
            $skin = $this->getStyleContainer()->getSkin();
            $skin->getVersionStep($skin->getVersion());
            $this->getStyleContainer()->updateSkin($skin);
                        $message_stack->sendMessages(true);
                        $this->ctrl->redirect($this,"edit");
                }
                $form->setValuesByPost();
                $this->tpl->setContent($form->getHTML());
        }
 
 
        protected function editIcon(){
                $icon_name = $_POST['selected_icon']?$_POST['selected_icon']:$_GET['selected_icon'];
 
                $this->addSelectIconToolbar($icon_name);
 
                if($icon_name){
                        $icon = $this->getIconFolder()->getIconByName($icon_name);
                        $form = $this->initByIconForm($icon);
                        $this->getByIconValues($form, $icon);
                        $this->tpl->setContent($form->getHTML().$this->renderIconPreview($icon));
                }
        }
 
        protected function addSelectIconToolbar($icon_name){
                global $DIC;
 
                $toolbar = $DIC->toolbar();
 
                $si = new ilSelectInputGUI($this->lng->txt("select_icon"), "selected_icon");
 
                $options = array();
                foreach($this->getIconFolder()->getIcons() as $icon) {
                        if($icon->getType()=="svg"){
                                $options[$icon->getName()] = $icon->getName();
                        }
                }
 
                $si->setOptions($options);
 
                $si->setValue($icon_name);
 
                $toolbar->addInputItem($si, true);
 
                $select_btn = ilSubmitButton::getInstance();
                $select_btn->setCaption($this->lng->txt("select"),false);
                $toolbar->addButtonInstance($select_btn);
                $toolbar->setFormAction($this->ctrl->getLinkTarget($this, 'editIcon'));
        }
 
        public function initByIconForm(ilSystemStyleIcon $icon)
        {
                $form = new ilPropertyFormGUI();
 
                $form->setTitle($this->lng->txt("adapt_icon")." ".$icon->getName());
                $form->setDescription($this->lng->txt("adapt_icon_description"));
 
                $color_set = [];
 
                if($this->getIconFolder()){
                        try{
                                $color_set = $icon->getColorSet()->getColorsSortedAsArray();
                        }catch(ilSystemStyleExceptionBase $e) {
                                ilUtil::sendFailure($e->getMessage());
                        }
                }
 
                foreach($color_set as $type => $colors){
 
                        $title = $this->lng->txt("color");
 
                        foreach($colors as $id => $color){
                                $input = new ilColorPickerInputGUI($title." ".($id+1),$color->getId());
                                $input->setRequired(true);
                                $form->addItem($input);
                        }
                }
 
                $upload = new ilFileInputGUI($this->lng->txt("change_icon"),"changed_icon");
                $upload->setSuffixes(["svg"]);
                $form->addItem($upload);
 
                $hidden_name = new ilHiddenInputGUI("selected_icon");
 
                $form->addItem($hidden_name);
 
                if($this->getIconFolder() && count($this->getIconFolder()->getIcons()) > 0){
                        $form->addCommandButton("updateIcon", $this->lng->txt("update_icon"));
                        $form->addCommandButton("cancelIcon", $this->lng->txt("cancel"));
                }
 
                $form->setFormAction($this->ctrl->getFormAction($this));
 
                return $form;
        }
 
 
        function getByIconValues(ilPropertyFormGUI $form, ilSystemStyleIcon $icon)
        {
                $values = [];
 
                $colors = $this->getIconFolder()->getColorSet()->getColors();
                foreach($icon-> getColorSet()->getColors()  as $color){
                        $id = $color->getId();
                        if($colors[$color->getId()]){
                                $values[$id] = $colors[$color->getId()]->getColor();
                        }else{
                                $values[$id] = $color->getColor();
                        }
                }
                $values["selected_icon"] = $icon->getName();
 
                $form->setValuesByArray($values);
        }
 
        public function updateIcon()
        {
 
                $icon_name = $_POST['selected_icon'];
                $icon = $this->getIconFolder()->getIconByName($icon_name);
 
                $form = $this->initByIconForm($icon);
 
                if ($form->checkInput())
                {
                        $message_stack = new ilSystemStyleMessageStack();
 
                        $color_changes = [];
                        foreach($icon->getColorSet()->getColors() as $old_color){
                                $new_color = $form->getInput($old_color->getId());
                                if(!preg_match("/[\dabcdef]{6}/i",$new_color)){
                                        $message_stack->addMessage(new ilSystemStyleMessage($this->lng->txt("invalid_color").$new_color,
                                                ilSystemStyleMessage::TYPE_ERROR));
                                }else if($new_color != $old_color->getId()){
                                        $color_changes[$old_color->getId()] = $new_color;
 
                                        $message_stack->addMessage(new ilSystemStyleMessage(
                                                $this->lng->txt("color_changed_from")." ".$old_color->getId()." ".
                                                $this->lng->txt("color_changed_to")." ".$new_color,
                                                ilSystemStyleMessage::TYPE_SUCCESS));
                                }
                        }
                        $icon->changeColors($color_changes);
 
                        if($_POST["changed_icon"]){
                                $old_icon = $this->getIconFolder()->getIconByName($icon_name);
                                move_uploaded_file($_POST["changed_icon"]["tmp_name"],$old_icon->getPath());
                        }
 
 
                        foreach ($message_stack->getJoinedMessages() as $type => $message) {
                            if($type == ilSystemStyleMessage::TYPE_SUCCESS) {
                    $skin = $this->getStyleContainer()->getSkin();
                    $skin->getVersionStep($skin->getVersion());
                    $this->getStyleContainer()->updateSkin($skin);
                                continue;
                }
            }
                        $message_stack->sendMessages(true);
                        $this->ctrl->setParameter($this,"selected_icon",$icon->getName());
                        $this->ctrl->redirect($this,"editIcon");
                }
                $form->setValuesByPost();
                $this->tpl->setContent($form->getHTML());
        }
 
        protected function renderIconPreview(ilSystemStyleIcon $icon){
                global $DIC;
 
                $f = $DIC->ui()->factory();
 
                $icon_image = $f->image()->standard($icon->getPath(),$icon->getName());
 
                $card = $f->card(
                        $icon->getName(),
                        $icon_image
                );
 
                $report = $f->panel()->standard($this->lng->txt("preview"),$f->deck([$card]));
 
                return $DIC->ui()->renderer()->render($report);
        }
 
 
        protected function renderIconsPreviews(){
                global $DIC;
 
                $f = $DIC->ui()->factory();
 
 
                $sub_panels = [];
                foreach($this->getIconFolder()->getIconsSortedByFolder() as $folder_name => $icons){
                        $cards = [];
 
                        foreach($icons as $icon){
                                $icon_image = $f->image()->standard($icon->getPath(),$icon->getName());
                                $card = $f->card(
                                        $icon->getName(),
                                        $icon_image
                                );
                                $colors = $icon->getColorSet()->asString();
                                if($colors){
                                        $card = $card->withSections(array(
                                                $f->listing()->descriptive(array($this->lng->txt("used_colors")=>$colors))
                                        ));
                                }
                                $cards[] = $card;
                        }
                        $sub_panels[] = $f->panel()->sub($folder_name,$f->deck($cards));
                }
 
                $report = $f->panel()->report($this->lng->txt("icons"),$sub_panels);
 
                return $DIC->ui()->renderer()->render($report);
        }
 
        public function getStyleContainer()
        {
                return $this->style_container;
        }
 
        public function setStyleContainer($style_container)
        {
                $this->style_container = $style_container;
        }
 
        public function getIconFolder()
        {
                return $this->icon_folder;
        }
 
        public function setIconFolder($icon_folder)
        {
                $this->icon_folder = $icon_folder;
        }
}