frappe/js/legacy/webpage/loaders.js

// Copyright (c) 2012 Web Notes Technologies Pvt Ltd (http://erpnext.com)
// 
// MIT License (MIT)
// 
// Permission is hereby granted, free of charge, to any person obtaining a 
// copy of this software and associated documentation files (the "Software"), 
// to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
// and/or sell copies of the Software, and to permit persons to whom the 
// Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in 
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE 
// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// 

// Load Report
// -------------------------------------------------------------------------------

function loadreport(dt, rep_name, onload, menuitem, reset_report) {
	wn.require('lib/js/legacy/report.compressed.js');
	dt = get_label_doctype(dt);
	
	var show_report_builder = function() {
		if(!_r.rb_con) {
			// first load
			_r.rb_con = new _r.ReportContainer();
		}
				
		_r.rb_con.set_dt(dt, function(rb) { 
			if(rep_name) {
				var t = rb.current_loaded;
				rb.load_criteria(rep_name);

				// call onload
				if(onload)
					onload(rb);

				// if loaded, then run
				if((rb.dt) && (!rb.dt.has_data() || rb.current_loaded!=t))
					rb.dt.run();

			} else {
				// reset if from toolbar
				if(reset_report) {
					rb.reset_report();
				}
			}
			
			// show
			if(!rb.forbidden) {
				page_body.change_to('Report Builder');
				nav_obj.open_notify('Report',dt,rep_name);
			}
		} );
	}
	show_report_builder();
}


// Load Doc
// -------------------------------------------------------------------------------

var load_doc = loaddoc;

function loaddoc(doctype, name, onload, menuitem, from_archive) {
	doctype = get_label_doctype(doctype);

	// validate
	if(frms['DocType'] && frms['DocType'].opendocs[doctype]) {
		msgprint("Cannot open an instance of \"" + doctype + "\" when the DocType is open.");
		return;
	}
	
	// reverse validation - do not open DocType when an instance is open
	if(doctype=='DocType' && frms[name]) {
		msgprint("Cannot open DocType \"" + name + "\" when its instance is open.");
		return;
	}

	var show_form = function(f) {
		// load the frm container
		if(!_f.frm_con) {
			_f.frm_con = new _f.FrmContainer(); //new _f.FrmContainer();
		}		
				
		// case A - frm not loaded
		if(!frms[doctype]) {
			_f.add_frm(doctype, show_doc, name, from_archive);

		// case B - both loaded
		} else if(LocalDB.is_doc_loaded(doctype, name)) {
			show_doc();
		
		// case C - only frm loaded
		} else {
			$c('webnotes.widgets.form.load.getdoc', {'name':name, 'doctype':doctype, 'user':user, 'from_archive':(from_archive ? 1 : 0) }, show_doc, null, null);	// onload
		}
	}
				
	var show_doc = function(r,rt) {
		if(locals[doctype] && locals[doctype][name]) {
			var frm = frms[doctype];
			
			// show
			frm.refresh(name);

			// notify for back button
			if(!frm.in_dialog)
				nav_obj.open_notify('Form',doctype,name);

			if(onload) onload();

		} else {
			// nothing, go home - there were errors
			if(r.exc) { msgprint('There were errors while loading ' + doctype + ' ' + name); }
			loadpage('_home');
		}
	}
		
	//// is libary loaded?
	
	show_form();
}


// New Doc
// -------------------------------------------------------------------------------

function new_doc(doctype, onload, in_dialog, on_save_callback, cdt, cdn, cnic) {
	// cnic = caller not in container (caller is a dialog)
	
	doctype = get_label_doctype(doctype);
	
	if(!doctype) {
		if(cur_frm)doctype = cur_frm.doctype; else return;
	}
	
	var show_doc = function() {
		frm = frms[doctype];

		if (frm.perm[0][CREATE]==1) {

			// load new doc	- create the new doc (if single, just load it)
			if(frm.meta.issingle) {
				var dn = doctype;
				LocalDB.set_default_values(locals[doctype][doctype]);
			} else 
				var dn = LocalDB.create(doctype);

			// call (optional) onload
			if(onload)onload(dn);
			
			
			if(frm.in_dialog) {
				// attach values so that the "new" value is set in the field from which it was set
				var fd = _f.frm_dialog;
				fd.cdt = cdt; 
				fd.cdn = cdn; 
				fd.cnic = cnic;
				fd.on_save_callback = on_save_callback;
			} else {
				nav_obj.open_notify('Form',doctype,dn);
			}
			
			// show the form
			frm.refresh(dn);

		} else {
			msgprint('error:Not Allowed To Create '+doctype+'\nContact your Admin for help');
		}
	}

	var show_form = function() {
		// load the frm container
		if(!_f.frm_con) {
			_f.frm_con = new _f.FrmContainer();
		}

		if(!frms[doctype]) 
			_f.add_frm(doctype, show_doc); // load
		else 
			show_doc(frms[doctype]); // directly
		
	}

	show_form();
}
var newdoc = new_doc;

//
// Load Page
//
var pscript={};
var cur_page;
function loadpage(page_name, call_back, no_history) {
	if(!page_name) return;
	if(page_name=='_home')
		page_name = home_page;
	var fn = function(r,rt) {
		if(wn.pages[page_name]) {
			// loaded
			var p = wn.pages[page_name]
			
			// show
			page_body.change_to(page_name);

		} else {
			// new page
			var p = render_page(page_name);
			if(!p)return;
		}
		
		// execute callback
		cur_page = page_name;
		if(call_back)call_back();
		
		// scroll to top
		scroll(0,0);

		// update "back"
		pscript.update_page_history(page_name, no_history)

		// call refresh script
		try {
			if(pscript['refresh_'+page_name]) pscript['refresh_'+page_name](); // onload
		} catch(e) { 
			console.log(e); 
		}
	}
	
	if(get_local('Page', page_name) || wn.pages[page_name]) 
		fn();
	else {
		args = get_url_dict(); // send everything to the page
		args.name = page_name;		
		$c('webnotes.widgets.page.getpage', args, fn);
	}
}

//
// adds to the url (if called using loadpage and not the url) 
// - if i do not do this then it will overwrite
// this is useful when an argument is passed to the page separated by a /
//
pscript.update_page_history = function(page_name, no_history) {
	var arg = null;
	var t = null;
	
	// get from page
	if(window.location.hash) {
		var t = nav_obj.get_page(window.location.hash)
	} else if(get_url_arg('page')) {
		var t = nav_obj.get_page(get_url_arg('page'))
	}

	if(t && t[1]==page_name) arg = t[2];
		
	nav_obj.open_notify('Page', page_name, arg, no_history);
}

//
// Load Script
//
function loadscript(src, call_back) {
	set_loading();
	var script = $a('head','script');
	script.type = 'text/javascript';
	script.src = src;
	script.onload = function() { 
		if(call_back)call_back(); hide_loading(); 
	}
	// IE 6 & 7
	script.onreadystatechange = function() {
		if (this.readyState == 'complete' || this.readyState == 'loaded') {
			hide_loading();
			call_back();
		}
	}
}

// Load DocBrowser
// -------------------------------------------------------------------------------

var doc_browser_page;
function loaddocbrowser(dt, label, fields) {
	//wn.require('lib/js/wn/pages/doclistview.js');	
	//wn.pages.doclistview.show(dt);
	//return;
	
	wn.require('lib/js/legacy/webpage/docbrowser.js');
	dt = get_label_doctype(dt);
	if(!doc_browser_page)
		doc_browser_page = new ItemBrowserPage();
	doc_browser_page.show(dt, label, fields);
	nav_obj.open_notify('List',dt,'');
}

function loaddocbrowser2(dt, label, fields) {
	wn.pages.doclistview.show(dt);
	return;
}