From 4f01b813c127607a7025faff4ac693e049ea4101 Mon Sep 17 00:00:00 2001
From: ulrich
Date: Wed, 13 Jan 2021 17:26:37 +0000
Subject: [PATCH] Listenansicht und Umschaltung fertig

---
 web/ui2/js/app.js |  574 +++++++++++++++++++++++++++++++++++++++++++-------------
 1 files changed, 439 insertions(+), 135 deletions(-)

diff --git a/web/ui2/js/app.js b/web/ui2/js/app.js
index 650f4de..b9d1d80 100644
--- a/web/ui2/js/app.js
+++ b/web/ui2/js/app.js
@@ -1,99 +1,105 @@
 function AppVorlage() {
   var self = this;
-  var appMenu;
-  var vorlagen;
-  var api;
+  this.appMenu;
+  this.vorlagen;
+  this.api;
+  this.userid;
+  this.pfad = '';
+  this.loc;
+  this.modus = 'kacheln';
+  this.PERS_DIR = "Persoenlich";
+  this.PUB_DIR = "Oeffentlich";
+  this.DAV_DIR = "Austausch";
+  this.BASE_DIR = "$basis";
+  this.DATA_DIR = "$daten";
+  this.WWW_DIR = "www";
+  this.cache = {}; // mustache template cache
 
-  this.datei_neuer_text = function() {
-    self.menu_message("Neuer Text");  
+  this.datei_neuer_text = function () {
+    self.meldung_mit_timeout("Neuer Text", 1500);
   };
 
   /* Funktionen aus App-Vorlage */
-  
-  this.init = function() {
-    self.vorlagen = new Vorlagen();
+
+  this.init = function () {
+    //self.vorlagen = new Vorlagen();
     self.appMenu = new AppMenu();
     self.appMenu.init(
-      "data/menu/",
-      "hauptmenue.json",
-      "data/tpl/app-menu.tpl",
-      ".west",
-      "8em");
-
-    document.querySelector('.hamburger').addEventListener('click', function(e) {
+            "data/menu/",
+            "hauptmenue.json",
+            "data/tpl/app-menu.tpl",
+            ".west",
+            "8em");
+    document.querySelector('.hamburger').addEventListener('click', function (e) {
       self.menue_umschalten();
     });
+    self.fm_get_login();
+    
+    var parsedUrl = new URL(window.location.href);
+    var wunschPfad = parsedUrl.searchParams.get("pfad");
 
+    if(wunschPfad !== null && wunschPfad.length > 0) {
+      self.pfad = wunschPfad;
+      self.fm_get_list(wunschPfad);
+    } else {
+      self.fm_get_list('');
+    }
+    //fm_init_uploader();
+    self.loc = window.location.protocol + '//' + window.location.host;
+    
+    //self.fm_get_list('');
+    //self.loc = window.location.protocol + '//' + window.location.host;
   };
 
-  this.menue_umschalten = function() {
+  this.login_zeigen = function() {
+    self.meldung_mit_timeout("Benutzer: " + self.userid, 1500);
+  };
+  
+  this.menue_umschalten = function () {
     var ham = document.querySelector(".hamburger");
     ham.classList.toggle("is-active"); // hamburger-icon umschalten
     self.appMenu.toggle(); // menue oeffnen/schliessen
   };
 
-  this.info_dialog_zeigen = function() {
+  this.info_dialog_zeigen = function () {
     self.dialog_laden_und_zeigen('data/tpl/dlg-info.tpl', '');
     self.menue_umschalten();
   };
 
-  this.seitenleiste_umschalten = function() {
+  this.seitenleiste_umschalten = function () {
     var ostDiv = document.querySelector('.ost');
-    if(ostDiv.classList.contains('ost-open')) {
+    if (ostDiv.classList.contains('ost-open')) {
       ostDiv.classList.remove('ost-open');
-  	  ostDiv.style.flexBasis = '0em';
+      ostDiv.style.flexBasis = '0em';
     } else {
-  	  ostDiv.classList.add('ost-open');
-  	  ostDiv.style.flexBasis = '6em';
+      ostDiv.classList.add('ost-open');
+      ostDiv.style.flexBasis = '6em';
     }
     self.menue_umschalten();
   };
 
-  this.fusszeile_umschalten = function() {
+  this.fusszeile_umschalten = function () {
     var suedDiv = document.querySelector('.sued');
-    if(suedDiv.classList.contains('sued-open')) {
+    if (suedDiv.classList.contains('sued-open')) {
       suedDiv.classList.remove('sued-open');
-	    suedDiv.style.height = '0';
+      suedDiv.style.height = '0';
     } else {
       suedDiv.classList.add('sued-open');
-	    suedDiv.style.height = '1.5em';
+      suedDiv.style.height = '1.5em';
     }
     self.menue_umschalten();
   };
 
-  this.menu_message = function(msg) {
-    self.meldung_mit_timeout(msg, 1500);
-    var suedDiv = document.querySelector('.sued');
-    if(suedDiv.classList.contains('sued-open')) {
-    } else {
-      suedDiv.classList.add('sued-open');
-	    suedDiv.style.height = '1.5em';
-    }
-    self.menue_umschalten();
-  };
-
-  this.message_1 = function() {
-    self.menu_message('Eine Mitteilung.');
-  };
-
-  this.message_2 = function() {
-    self.menu_message('Was wir schon immer sagen wollten.');
-  };
-
-  this.message_3 = function(text) {
-    self.menu_message(text);
-  };
-
-  this.meldung_mit_timeout = function(meldung, timeout) {
+  this.meldung_mit_timeout = function (meldung, timeout) {
     var s = document.querySelector('.sued');
     s.textContent = meldung;
-    setTimeout(function() {
+    setTimeout(function () {
       s.textContent = 'Bereit.';
-      setTimeout(function() {
+      setTimeout(function () {
         var suedDiv = document.querySelector('.sued');
-        if(suedDiv.classList.contains('sued-open')) {
-    		  suedDiv.classList.remove('sued-open');
-    		  suedDiv.style.height = '0';
+        if (suedDiv.classList.contains('sued-open')) {
+          suedDiv.classList.remove('sued-open');
+          suedDiv.style.height = '0';
         }
       }, 500);
     }, timeout);
@@ -102,40 +108,40 @@
   /* Dialog-Funktionen */
 
   /*
-    Einen Dialog aus Vorlagen erzeugen
-
-    vurl - URL zur Dialogvorlage
-    msgTpl - URL mit einer Vorlage eines Mitteilungstextes (optional)
-  */
-  this.dialog_laden_und_zeigen = function(vurl, msgTpl) {
-    if(msgTpl !== '') {
+   Einen Dialog aus Vorlagen erzeugen
+   
+   vurl - URL zur Dialogvorlage
+   msgTpl - URL mit einer Vorlage eines Mitteilungstextes (optional)
+   */
+  this.dialog_laden_und_zeigen = function (vurl, msgTpl) {
+    if (msgTpl !== '') {
       fetch(msgTpl)
-        .then(data => {
-          // Handle data
-          self.dialog_zeigen(vurl, data);
-        }).catch(error => {
-          // Handle error
-        });
+              .then(data => {
+                // Handle data
+                self.dialog_zeigen(vurl, data);
+              }).catch(error => {
+        // Handle error
+      });
     } else {
       self.dialog_zeigen(vurl, '');
     }
   };
 
-  this.dialog_zeigen = function(vurl, inhalt) {
+  this.dialog_zeigen = function (vurl, inhalt) {
     var dlg = document.querySelector(".dialog");
     self.vorlagen.html_erzeugen(
-      vurl,
-      inhalt,
-      function(html) {
-        //dlg.html(html);
-        dlg.style.height = '5em';
-        dlg.innerHTML = html;
-        document.querySelector('.close-btn').addEventListener('click', self.dialog_schliessen);
-        //dlg.slideDown(300);
-    });
+            vurl,
+            inhalt,
+            function (html) {
+              //dlg.html(html);
+              dlg.style.height = '5em';
+              dlg.innerHTML = html;
+              document.querySelector('.close-btn').addEventListener('click', self.dialog_schliessen);
+              //dlg.slideDown(300);
+            });
   };
 
-  self.dialog_schliessen = function() {
+  this.dialog_schliessen = function () {
     document.querySelector('.close-btn').removeEventListener('click', self.dialog_schliessen);
     //$('.dialog').slideUp(300);
     var dlg = document.querySelector('.dialog');
@@ -143,66 +149,364 @@
     dlg.style.height = '0';
     dlg.innerHTML = '';
   };
-
-    /* API functions */
-
-    // http://localhost:8079/file-cms/svc?c=de.uhilger.filecms.api.FileMgr&f=JSONNICE&m=list&p=
-    this.fm_get_list = function(relPfad) {
-      $('#ansicht').attr('onclick','').unbind('click');
-      var m = '?c=de.uhilger.filecms.api.FileMgr&m=list&p=' + relPfad;
-      var u = '../svc' + m;
-      self.fm_get(u, "json", function(resp) {
-
-        if(resp.List[0].FileRef !== undefined) {
-          var files = new Array();
-          if(resp.List[0].FileRef instanceof Array) {
-            for(var i = 0; i < resp.List[0].FileRef.length; i++) {
-              files.push(new FileRef(resp.List[0].FileRef[i]));
-            }
-          } else {
-            files.push(new FileRef(resp.List[0].FileRef));
-          }
-          var fl = new FileList(files);
-          fm_render_list(fl);
+ 
+  this.fm_dateiwahl = function(ev) {
+    var elem = ev.target;
+    if(self.modus == 'kacheln') {
+      // Kacheln
+      if(elem.classList.contains("icon-folder")) {
+        if(/*ev.shiftKey || */ ev.ctrlKey) {
+          var par = elem.parentElement;
+          par.querySelector('.dateiname').classList.add('datei-gewaehlt');
         } else {
-          $('#dateien').empty();
+          var ordner = elem.parentElement.querySelector('.dateiname').textContent.trim();
+          if(self.pfad.length > 0) {
+            self.pfad = self.pfad + '/' + ordner;
+          } else {
+            self.pfad = ordner;
+          }
+          self.fm_get_list(self.pfad);
         }
-
-      });
-    };
-
-/* -------- ajax helper functions ----------- */
-
-    this.fm_get = function(u, dtype, scallback) {
-      $.ajax({
-        url: u,
-        type: "GET",
-        dataType: dtype,
-        success: scallback,
-        error: function (xhr, status, errorThrown) {
-          alert("Error: " + errorThrown + " Status: " + status + " URL: " + u);
-        },
-        complete: function (xhr, status) {
-          //console.log( "The request is complete!" );
+      } else if(elem.classList.contains('datei')) {
+        if(/*ev.shiftKey || */ ev.ctrlKey) {
+          // mehrere Dateien sollen gewaehlt werden
+        } else {
+          var gew = document.querySelector('.datei-gewaehlt');
+          if(gew != undefined) {
+            gew.classList.remove('datei-gewaehlt');
+          }        
         }
-
-      });
-    };
-
-    this.fm_post = function(u, d, dtype, scallback) {
-      $.ajax({
-        url: u,
-        data: d,
-        type: "POST",
-        dataType: dtype,
-        success: scallback,
-        error: function (xhr, status, errorThrown) {
-          $('#fehler').html("Error: " + errorThrown + " Status: " + status);
-        },
-        complete: function (xhr, status) {
-          //alert( "The request is complete!" );
+        var par = elem.parentElement;
+        par.querySelector('.dateiname').classList.add('datei-gewaehlt');
+      } else {
+        //console.log('kein folder oder file...');
+      }
+    } else {
+      // Liste
+      var pElem = elem.closest('.datei-zeile');
+      var dElem = pElem.querySelector('.datei-elem');
+      if(dElem.getElementsByTagName("i")[0].classList.contains('icon-doc-text-inv')) {
+        // Datei
+        if(/*ev.shiftKey || */ ev.ctrlKey) {
+          // mehrere Dateien sollen gewaehlt werden
+        } else {
+          var ti = document.querySelector('.table-info');
+          if(ti !== null) {
+            ti.classList.remove('table-info');
+          }
+          var dg = document.querySelector('.datei-gewaehlt');
+          if(dg !== null) {
+            dg.classList.remove('datei-gewaehlt');
+          }
         }
+        pElem.classList.add('table-info');
+        pElem.querySelector('.dateiname').classList.add('datei-gewaehlt');
+      } else {
+        // Ordner
+        if(/*ev.shiftKey || */ ev.ctrlKey) {
+          //elem.children[0].classList.add('datei-gewaehlt');
+          pElem.querySelector('.dateiname').classList.add('datei-gewaehlt');
+        } else {
+          var ordner = pElem.querySelector('.dateiname').textContent;
+          if(self.pfad.length > 0) {
+            self.pfad = self.pfad + '/' + ordner;
+          } else {
+            self.pfad = ordner;
+          }
+          self.fm_get_list(self.pfad);
+        }
+      }   
+    }
+  };
+ 
+  
+  this.fm_render_list = function (fl) {
+    if (self.modus === 'kacheln') {
+      // Kachelansicht
+      self.html_erzeugen("data/tpl/kacheln.tpl", fl, function(html) {
+        var elem = document.querySelector('#dateien');
+        elem.innerHTML = html;
+        self.addEvtListener('.figure', 'click', self.fm_dateiwahl);
       });
+    } else {
+      // Listenansicht
+      self.html_erzeugen("data/tpl/liste.tpl", fl, function(html) {
+        var elem = document.querySelector('#dateien');
+        elem.innerHTML = html;
+        self.addEvtListener('.datei-zeile', 'click', self.fm_dateiwahl);
+      });
+    }
+  };
+  
+  this.fm_get_path = function (uid) {
+    var restdir;
+    if (self.pfad.indexOf(self.PUB_DIR) > -1) {
+      restdir = self.pfad.substr(self.PUB_DIR.length);
+    } else if (self.pfad.indexOf(self.PERS_DIR) > -1) {
+      restdir = self.pfad.substr(self.PERS_DIR.length);
+    } else if (self.pfad.indexOf(self.BASE_DIR) > -1) {
+      restdir = self.pfad.substr(self.BASE_DIR.length);
+    } else if (self.pfad.indexOf(self.DATA_DIR) > -1) {
+      restdir = self.pfad.substr(self.DATA_DIR.length);
+    } else if (self.pfad.indexOf(self.DAV_DIR) > -1) {
+      restdir = self.pfad.substr(self.DAV_DIR.length);
+    }
+    if (restdir !== undefined && restdir.startsWith('/')) {
+      restdir = restdir.substr(1);
+      if (restdir.indexOf(self.WWW_DIR) > -1) {
+        restdir = restdir.replace(self.WWW_DIR, 'data');
+      }
+    }
+    var pdir = self.fm_get_base(uid);
+    if (restdir.length > 1) {
+      return pdir + "/" + restdir;
+    } else {
+      return pdir;
+    }
+  };
+
+  this.fm_get_base = function (uid) {
+    var pdir;
+    if (self.pfad.indexOf(self.PUB_DIR) > -1) {
+      pdir = '/data/' + uid;
+    } else if (self.pfad.indexOf(self.PERS_DIR) > -1) {
+      pdir = '/home/' + uid;
+    } else if (self.pfad.indexOf(self.BASE_DIR) > -1) {
+      pdir = '';
+    } else if (self.pfad.indexOf(self.DATA_DIR) > -1) {
+      pdir = '';
+    }
+    return pdir;
+  };
+  
+  /**
+   * Aus einem relativen Pfad ein Array aus BcrFile Objekten 
+   * machen
+   * 
+   * @param {String} relPfad  der relative Pfad
+   * @returns {Array}  die BcrFile-Objekte zum Pfad als Array
+   */
+  this.fm_buildBreadcrumb = function(relPfad) {
+    var rp = '';
+    var dirList = new Array();
+    dirList.push(new BcrFile(rp, 'Home'));
+    if(relPfad.length > 1) {
+      var dirs = relPfad.split('/');
+      for(var i = 0; i < dirs.length; i++) {
+        if(rp.length > 0 ) {
+          // weitere Einträge
+          dirList.push(new BcrFile(rp + '/' + dirs[i], dirs[i]));
+          rp = rp + '/' + dirs[i];
+        } else {
+          // erster Eintrag
+          dirList.push(new BcrFile(dirs[i], dirs[i]));
+          rp = dirs[i];
+        }
+      }
+    }
+    return dirList;
+  };
+  
+  /*
+   * icon-th-large
+   * icon-th-list
+   * @returns {undefined}
+   */
+  this.fm_ansicht_umschalten = function() {
+    var elem = document.querySelector('#ansicht');
+    var iElem = elem.getElementsByTagName("i")[0];
+    if(iElem.classList.contains('icon-th-list')) {
+      iElem.classList.add('icon-th-large');
+      iElem.classList.remove('icon-th-list');
+      self.modus = 'liste';
+    } else {
+      iElem.classList.add('icon-th-list');
+      iElem.classList.remove('icon-th-large');
+      self.modus = 'kacheln';
+    }
+    self.fm_get_list(self.pfad);    
+  };
+
+  this.fm_set_modus = function() {
+    var elem = document.querySelector('#ansicht');
+    var iElem = elem.getElementsByTagName("i")[0];
+    if(self.modus === 'kacheln') {
+      iElem.classList.add('icon-th-list');    
+      iElem.classList.remove('icon-th-large');
+    } else {
+      iElem.classList.add('icon-th-large');
+      iElem.classList.remove('icon-th-list');
+    }    
+  };
+
+  
+  /**
+   * Der letzte Eintrag in dirs ist der aktuelle Ordner und 
+   * deshalb ausgegraut.
+   * 
+   * Wenn nur ein Ordner in dirs enthalten ist, dann sind wir 
+   * an der obersten Ebene (Home).
+   * 
+   * @param {Array} dirList ein Array aus BcrFile-Objekten
+   * @returns nichts 
+   */
+  this.fm_renderBreadcrumb = function(dirList) {
+    var elem = document.querySelector('.breadcrumb');
+    if(dirList.length > 1) {
+      var last = dirList.pop();
+      var bcList = new BcrFiles(dirList);
+      
+      self.html_erzeugen("data/tpl/bcr.tpl", bcList, function(html) {
+        var htmlGesamt = html;
+        self.html_erzeugen("data/tpl/bcr2.tpl", last, function(html) {
+          htmlGesamt += html;          
+          self.html_erzeugen("data/tpl/bcr3.tpl", dirList[0], function(html) {
+            htmlGesamt += html;
+            elem.innerHTML = htmlGesamt;
+            self.addEvtListener('.bc-link', 'click', self.fm_bc_click);
+            self.addEvtListener('#ansicht', 'click', self.fm_ansicht_umschalten);
+            self.fm_set_modus();
+          });
+          
+        });                  
+      });            
+    } else {
+      // oberste Ebene
+      var htmla;
+      var htmlb;
+      self.html_erzeugen("data/tpl/bcr2.tpl", dirList[0], function(html) {
+        htmla = html;        
+        self.html_erzeugen("data/tpl/bcr3.tpl", dirList[0], function(html) {
+          htmlb = html;
+          elem.innerHTML = htmla + htmlb;
+          self.addEvtListener('.bc-link', 'click', self.fm_bc_click);
+          self.addEvtListener('#ansicht', 'click', self.fm_ansicht_umschalten);
+          self.fm_set_modus();
+        });
+      });            
+    }
+  };
+  
+  /**
+   * Auf den Klick auf ein Breadcrumb-Element reagieren:
+   * Den Ordner-Inhalt des geklickten Elements anzeigen
+   * @returns nichts
+   */
+  this.fm_bc_click = function() {
+    var elem = this;
+    var bcPfad = elem.getAttribute("rpath");
+    if(bcPfad !== undefined) {
+      self.pfad = bcPfad;
+      self.fm_get_list(bcPfad);
+    } else {
+      pfad = '';
+      self.fm_get_list('');
+    }
+  };
+
+  /* API functions */
+
+  // http://localhost:8079/file-cms/svc?c=de.uhilger.filecms.api.FileMgr&f=JSONNICE&m=list&p=
+  this.fm_get_list = function (relPfad) {
+    var m = '?c=de.uhilger.filecms.api.FileMgr&m=list&p=' + relPfad;
+    var u = '../svc' + m;
+    self.fm_get(u, "json", function (respText) {
+      var resp = JSON.parse(respText);
+      if (resp.List[0].FileRef !== undefined) {
+        var files = new Array();
+        if (resp.List[0].FileRef instanceof Array) {
+          for (var i = 0; i < resp.List[0].FileRef.length; i++) {
+            files.push(new FileRef(resp.List[0].FileRef[i]));
+          }
+        } else {
+          files.push(new FileRef(resp.List[0].FileRef));
+        }
+        var fl = new FileList(files);
+        self.fm_render_list(fl);
+      } else {
+        // #dateien leeren
+        var elem = document.querySelector("#dateien");
+        elem.innerHTML = '';
+      }
+      
+      // Breadcrumb
+      
+      var dirList = self.fm_buildBreadcrumb(relPfad);
+      self.fm_renderBreadcrumb(dirList);     
+    });
+  };
+
+  /* -------- An- und Abmelden ------------- */
+
+  this.fm_get_login = function() {
+    var m = '?c=de.uhilger.filecms.pub.SessionManager&m=getSessionUser';
+    var u = '../pub' + m;
+    self.fm_get(u, "text", function (resp) {
+      self.userid = resp;
+      self.login_zeigen();
+      //document.querySelector("#userMenu").textContent = resp;
+    });
+  };
+
+  this.fm_logout = function() {
+    var m = '?c=de.uhilger.filecms.pub.SessionManager&m=expireSession';
+    var u = '../pub' + m;
+    self.fm_get(u, "text", function (resp) {
+      //$('#userMenu').text('nicht angemeldet');
+      window.location.href = '../logout.html';
+    });
+  };
+  
+  /* ----- Hilfsfunktionen ----- */
+
+  this.serialisieren = function(obj) {
+    return '{"' + obj.constructor.name + '":' + JSON.stringify(obj) + '}';
+  };
+  
+  this.addEvtListener = function(selector, eventName, func) {
+    document.querySelectorAll(selector).forEach(elem => { elem.addEventListener(eventName, func); });
+  };
+  
+  this.removeAllListeners = function(id) {
+    var el = document.getElementById(id);
+    elClone = el.cloneNode(true);
+    el.parentNode.replaceChild(elClone, el);
+  }; // https://stackoverflow.com/questions/19469881/remove-all-event-listeners-of-specific-type
+
+  /* ---- Vorlagen ---- */
+
+  this.html_erzeugen = function(vurl, inhalt, cb) {
+    var vorlage = self.cache[vurl];
+    if(vorlage === undefined) {
+      self.vorlage_laden_und_fuellen(vurl, inhalt, cb);
+    } else {
+      self.vorlage_fuellen(vurl, inhalt, cb);
+    }
+  };
+
+  this.vorlage_fuellen = function(vurl, inhalt, cb) {
+    cb(Mustache.render(self.cache[vurl], inhalt));
+  };
+
+  this.vorlage_laden_und_fuellen = function(vurl, inhalt, cb) {
+    self.fm_get(vurl, "text", function(antwort) {
+      self.cache[vurl] = antwort;
+      self.vorlage_fuellen(vurl, inhalt, cb);
+    });
+  };
+
+  /* -------- ajax helper functions ----------- */
+
+  this.fm_get = function (u, dtype, scallback) {    
+    var xmlhttp = new XMLHttpRequest();
+    var url = u;
+    xmlhttp.onreadystatechange = function() {
+      if (this.readyState == 4 && this.status == 200) {
+        scallback(this.responseText);
+      }
     };
-    
+    xmlhttp.open("GET", url, true);
+    xmlhttp.send();
+  };
+
 }

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