From d178e4875caae80dfe0f24d2ea6a1e01ad6727c5 Mon Sep 17 00:00:00 2001
From: "Kirill Lipatov (Leency)" <lipatov.kiril@gmail.com>
Date: Tue, 1 Dec 2020 17:37:47 +0000
Subject: [PATCH] WebView 2.7: distinguish files to download from pages to
 show, download files via HTTPS, remove duplicated function of getting
 absolute URL from relative

git-svn-id: svn://kolibrios.org@8291 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 programs/cmm/TWB/img.h                      |   4 +-
 programs/cmm/browser/WebView.c              |  14 ++-
 programs/cmm/downloader/dl.c                |  36 +++---
 programs/cmm/lib/patterns/http_downloader.h | 120 ++++++++------------
 programs/cmm/misc/osupdate.c                |   2 +-
 5 files changed, 79 insertions(+), 97 deletions(-)

diff --git a/programs/cmm/TWB/img.h b/programs/cmm/TWB/img.h
index bcb093ffd4..0f86274c87 100644
--- a/programs/cmm/TWB/img.h
+++ b/programs/cmm/TWB/img.h
@@ -19,7 +19,7 @@ dword _img::add(dword _path, _x, _y)
 {
 	char full_path[URL_SIZE];
 	strncpy(#full_path, _path, URL_SIZE);
-	GetAbsoluteURL(#full_path, history.current());		
+	get_absolute_url(#full_path, history.current());		
 
 	url.add(#full_path);
 	xywh.add(_x);
@@ -93,7 +93,7 @@ void ImageCache::Images(dword left1, top1, width1)
 	dword image;
     dword imgw=0, imgh=0, img_lines_first=0, cur_pic=0;
 	
-	//GetAbsoluteURL(#img_path);
+	//getting abs url from (#img_path);
 	//cur_pic = GetImage(#img_path);
 
 	if (!pics[cur_pic].image) 
diff --git a/programs/cmm/browser/WebView.c b/programs/cmm/browser/WebView.c
index 0986d2bcb5..32a99bda7f 100644
--- a/programs/cmm/browser/WebView.c
+++ b/programs/cmm/browser/WebView.c
@@ -34,7 +34,7 @@ char editbox_icons[] = FROM "res/editbox_icons.raw";
 
 #define URL_SIZE 4000
 
-char version[]="WebView 2.66";
+char version[]="WebView 2.7";
 
 #include "texts.h"
 #include "cache.h"
@@ -240,6 +240,12 @@ void main()
 			if (http.transfer <= 0) break;
 			http.receive();
 			EventUpdateProgressBar();
+			if (http.check_content_type()) && (!strncmp(#http.content_type,"application",11)) {
+				EventOpenDownloader(history.current());
+				StopLoading();
+				history.back();
+				EventRefreshPage();
+			}
 			if (http.receive_result != 0) break;
 			if (http.status_code >= 300) && (http.status_code < 400)
 			{
@@ -247,8 +253,6 @@ void main()
 				if (redirect_count<=5) {
 					redirect_count++;
 					http.handle_redirect();
-					http.free();
-					GetAbsoluteURL(#http.redirect_url, history.current());
 					history.back();
 					if (http_get_type==PAGE) OpenPage(#http.redirect_url);
 					else if (http_get_type==IMG) http.get(#http.redirect_url);
@@ -260,7 +264,7 @@ void main()
 			} else {
 				// Loading the page is complete, free resources
 				redirect_count = 0;
-				http.free();
+				http.hfree();
 				if (http_get_type==PAGE) {
 					cache.add(history.current(), http.content_pointer, http.content_received, PAGE);
 					LoadInternalPage(http.content_pointer, http.content_received);
@@ -951,7 +955,7 @@ dword GetAbsoluteActiveURL()
 	char abs_url[URL_SIZE];
 	if (links.active_url) {
 		strncpy(#abs_url, links.active_url, URL_SIZE);
-		GetAbsoluteURL(#abs_url, history.current());		
+		get_absolute_url(#abs_url, history.current());		
 		return #abs_url;
 	}
 	return 0;
diff --git a/programs/cmm/downloader/dl.c b/programs/cmm/downloader/dl.c
index a16bed38e2..1b7951e6cc 100644
--- a/programs/cmm/downloader/dl.c
+++ b/programs/cmm/downloader/dl.c
@@ -6,14 +6,13 @@
 
 #include "../lib/obj/box_lib.h"
 #include "../lib/obj/http.h"
-#include "../lib/obj/libini.h"
 
 #include "../lib/patterns/http_downloader.h"
 
 #include "const.h"
 
 DOWNLOADER downloader;
-checkbox autoclose = { T_AUTOCLOSE, true }; 
+checkbox autoclose = { T_AUTOCLOSE, false }; 
 
 char downloader_edit[4000];
 char filepath[4096];
@@ -30,7 +29,6 @@ void main()
 	dword shared_url;
 	load_dll(boxlib,  #box_lib_init,0);
 	load_dll(libHTTP, #http_lib_init,1);
-	load_dll(libini, #lib_init,1);
 
 	if (!dir_exists(#save_to)) CreateDir(#save_to);
 
@@ -74,8 +72,8 @@ void main()
 		   
 		default:
 			if (!downloader.MonitorProgress()) break;
-			pb.max = downloader.httpd.content_length / 100;
-			EDI = downloader.httpd.content_received/100;
+			pb.max = downloader.content_length / 100;
+			EDI = downloader.content_received/100;
 			if (pb.value != EDI)
 			{
 				pb.value = EDI;
@@ -97,7 +95,7 @@ void ProcessEvent(int id)
 {
 	autoclose.click(id);
 	if (id==001) { StopDownloading(); ExitProcess(); }
-	if (id==301) && (downloader.httpd.transfer <= 0) StartDownloading();
+	if (id==301) && (downloader.transfer <= 0) StartDownloading();
 	if (id==302) StopDownloading();
 	if (id==305) RunProgram("/sys/File managers/Eolite", #filepath);
 	if (id==306) {
@@ -141,17 +139,17 @@ void StartDownloading()
 	char proxy_url[URL_SIZE];
 	StopDownloading();
 	if (!strncmp(#downloader_edit,"https://",7)) {
-		notify("'HTTPS for download is not supported, trying to download the file via HTTP' -W");
-		miniprintf(#http_url, "http://%s", #downloader_edit+8);
-		if (!downloader.Start(#http_url)) {
-			notify("'Download failed.' -E");
-			StopDownloading();
-		}
-		//sprintf(#proxy_url, "http://gate.aspero.pro/?site=%s", #downloader_edit);
-		//if (!downloader.Start(#proxy_url)) {
+		//notify("'HTTPS for download is not supported, trying to download the file via HTTP' -W");
+		//miniprintf(#http_url, "http://%s", #downloader_edit+8);
+		//if (!downloader.Start(#http_url)) {
 		//	notify("'Download failed.' -E");
 		//	StopDownloading();
 		//}
+		miniprintf(#proxy_url, "http://gate.aspero.pro/?site=%s", #downloader_edit);
+		if (!downloader.Start(#proxy_url)) {
+			notify("'Download failed.' -E");
+			StopDownloading();
+		}
 		DrawWindow();
 		return;
 	}
@@ -185,11 +183,11 @@ void CalculateSpeed()
 	if (time.old) {
 		time.gone = time.cur - time.old;
 		if (time.gone > 200) {
-			speed = downloader.httpd.content_received - netdata_received / time.gone * 100;
+			speed = downloader.content_received - netdata_received / time.gone * 100;
 			debugval("speed", speed);
 			debugln(ConvertSizeToKb(speed) );
 			time.old = time.cur;
-			netdata_received = downloader.httpd.content_received;
+			netdata_received = downloader.content_received;
 		}
 	}
 	else time.old = time.cur;
@@ -199,7 +197,7 @@ void CalculateSpeed()
 void DrawDownloading()
 {
 	char bytes_received[70];
-	miniprintf(#bytes_received, KB_RECEIVED, ConvertSizeToKb(downloader.httpd.content_received) );
+	miniprintf(#bytes_received, KB_RECEIVED, ConvertSizeToKb(downloader.content_received) );
 	WriteTextWithBg(GAPX, pb.top + 22, 0xD0, sc.work_text, #bytes_received, sc.work);
 	//CalculateSpeed();
 	progressbar_draw stdcall(#pb);
@@ -232,14 +230,14 @@ void SaveDownloadedFile()
 	
 	for (i=0; i<strlen(#filepath); i++) if(filepath[i]==':')||(filepath[i]=='?')filepath[i]='-';
 
-	if (CreateFile(downloader.httpd.content_received, downloader.bufpointer, #filepath)==0) {
+	if (CreateFile(downloader.content_received, downloader.bufpointer, #filepath)==0) {
 		miniprintf(#notify_message, FILE_SAVED_AS, #filepath);
 	} else {
 		miniprintf(#notify_message, FILE_NOT_SAVED, #filepath);
 	}
 
 	/*
-	if (CreateFile(downloader.httpd.content_received, downloader.bufpointer, #filepath)==0) {
+	if (CreateFile(downloader.content_received, downloader.bufpointer, #filepath)==0) {
 		strcpy(#notify_message, "'Download complete' -Dt");
 	} else {
 		strcpy(#notify_message, "'Error saving downloaded file!' -Et");
diff --git a/programs/cmm/lib/patterns/http_downloader.h b/programs/cmm/lib/patterns/http_downloader.h
index 0b9bc8bac8..ff65e01b57 100644
--- a/programs/cmm/lib/patterns/http_downloader.h
+++ b/programs/cmm/lib/patterns/http_downloader.h
@@ -6,7 +6,7 @@
 
 struct _http
 {
-    dword url;
+	dword cur_url;
     dword transfer;
     dword content_length;
     dword content_received;
@@ -14,23 +14,25 @@ struct _http
     dword receive_result;
     dword content_pointer;
     char redirect_url[4096*3];
-    char finaladress[4096*3];
+    char content_type[64];
 
     dword get();
-    void free();
+    void hfree();
     void receive();
     bool handle_redirect();
+    dword check_content_type();
 };
 
 dword _http::get(dword _url)
 {
-    url = _url;
-    http_get stdcall (url, 0, 0, #accept_language);
+	cur_url = _url;
+    http_get stdcall (_url, 0, 0, #accept_language);
+    content_type[0] = '\0';
     transfer = EAX;
     return transfer;
 }
 
-void _http::free()
+void _http::hfree()
 {
     http_free stdcall (transfer);
     transfer=0;
@@ -53,7 +55,6 @@ void _http::receive()
 
 :bool _http::handle_redirect()
 {
-	dword redirect;
     http_find_header_field stdcall (transfer, "location\0");
     if (EAX!=0) {
         ESI = EAX;
@@ -63,11 +64,29 @@ void _http::receive()
             $stosb;
         } while (AL != 0) && (AL != 13) && (AL != 10);
         DSBYTE[EDI-1]='\0';
-        get_absolute_url(#finaladress, url, #redirect_url);
-        strcpy(url, #finaladress);
-        return true;
+        get_absolute_url(#redirect_url, cur_url);
+        hfree();
+        return #redirect_url;
     }
-    return false;
+    return NULL;
+}
+
+:dword _http::check_content_type()
+{
+	if (content_type[0]) return NULL;
+    http_find_header_field stdcall (transfer, "content-type\0");
+    if (EAX!=0) {
+        ESI = EAX;
+        EDI = #content_type;
+        do {
+            $lodsb;
+            $stosb;
+        } while (AL != 0) && (AL != 13) && (AL != 10);
+        DSBYTE[EDI-1]='\0';
+        debugln(#content_type);
+        return #content_type;
+    }
+    return NULL;
 }
 
 //===================================================//
@@ -83,8 +102,7 @@ enum {
 	STATE_COMPLETED 
 };
 
-struct DOWNLOADER {
-	_http httpd;
+struct DOWNLOADER : _http {
 	dword bufpointer, bufsize, url;
 	int state;
 	dword Start();
@@ -96,50 +114,47 @@ dword DOWNLOADER::Start(dword _url)
 {
 	url = _url;
 	state = STATE_IN_PROGRESS;
-	httpd.get(url);
-	if (!httpd.transfer) Stop();
-	return httpd.transfer;
+	get(_url);
+	if (!transfer) Stop();
+	return transfer;
 }
 
 void DOWNLOADER::Stop()
 {
 	state = STATE_NOT_STARTED;
-	if (httpd.transfer!=0)
+	if (transfer!=0)
 	{
-		EAX = httpd.transfer;
+		EAX = transfer;
 		EAX = EAX.http_msg.content_ptr;		// get pointer to data
 		$push EAX							// save it on the stack
-		http_free stdcall (httpd.transfer);	// abort connection
+		http_free stdcall (transfer);	// abort connection
 		$pop  EAX							
 		free(EAX);						// free data
-		httpd.transfer=0;
+		transfer=0;
 		bufsize = 0;
 		bufpointer = free(bufpointer);
 	}
-	httpd.content_received = httpd.content_length = 0;
+	content_received = content_length = 0;
 }
 
 bool DOWNLOADER::MonitorProgress() 
 {
-	if (httpd.transfer <= 0) return false;
-	httpd.receive();
-	if (!httpd.content_length) httpd.content_length = httpd.content_received * 20;
+	if (transfer <= 0) return false;
+	receive();
+	if (!content_length) content_length = content_received * 20;
 
-	if (httpd.receive_result == 0) {
-		if (httpd.status_code >= 300) && (httpd.status_code < 400)
+	if (receive_result == 0) {
+		if (status_code >= 300) && (status_code < 400)
 		{
-			httpd.handle_redirect();
-			strcpy(url, httpd.url);
-			get_absolute_url(#httpd.finaladress, url, #httpd.redirect_url);
+			url = handle_redirect();
 			Stop();
-			Start(#httpd.finaladress);
-			url = #httpd.finaladress;
+			Start(url);
 			return false;
 		}
 		state = STATE_COMPLETED;
-		bufpointer = httpd.content_pointer;
-		bufsize = httpd.content_received;
-		httpd.free();
+		bufpointer = content_pointer;
+		bufsize = content_received;
+		hfree();
 	}
 	return true;
 }
@@ -181,42 +196,7 @@ bool DOWNLOADER::MonitorProgress()
 	return false;
 }
 
-:void get_absolute_url(dword _rez, _base, _new)
-{
-	int i;
-	//case: ./valera.html
-	if (!strncmp(_new,"./", 2)) _new+=2;
-	//case: http://site.name
-	if (check_is_the_url_absolute(_new)) {
-		strcpy(_rez, _new);
-		goto _GET_ABSOLUTE_URL_END;
-	}
-	//case: /valera.html
-	if (ESBYTE[_new] == '/') //remove everything after site domain name
-	{
-		strcpy(_rez, _base);
-		i = strchr(_rez+8,'/');
-		if (i<1) i=strlen(_rez)+_rez;
-		strcpy(i, _new);
-		goto _GET_ABSOLUTE_URL_END;
-	}	
-	//case: ../../valera.html
-	strcpy(_rez, _base);
-	ESBYTE[ strrchr(_rez,'/') + _rez -1 ] = '\0'; //remove name
-	while (!strncmp(_new,"../",3))
-	{
-		_new += 3;
-		ESBYTE[ strrchr(_rez,'/') + _rez -1 ] = '\0';	
-	}
-	//case: valera.html
-	chrcat(_rez, '/');
-	strcat(_rez, _new); 
-	_GET_ABSOLUTE_URL_END:
-	while (i=strstr(_rez, "&amp;")) strcpy(i+1, i+5);	
-}
-
-
-:dword GetAbsoluteURL(dword new_URL, base_URL)
+:dword get_absolute_url(dword new_URL, base_URL)
 {
 	int i;
 	dword orig_URL = new_URL;
diff --git a/programs/cmm/misc/osupdate.c b/programs/cmm/misc/osupdate.c
index 2d49a20a2d..777a963301 100644
--- a/programs/cmm/misc/osupdate.c
+++ b/programs/cmm/misc/osupdate.c
@@ -117,7 +117,7 @@ void main()
 			if (!http.receive_result) {
 				CreateFile(http.content_received, 
 					http.content_pointer, "/tmp0/1/latest.img");
-				http.free();
+				http.hfree();
 				EventDownloadComplete();
 			}
 	}