Added: Clickable urls in chat text (issue 282)

--HG--
branch : develop

code/ryzom/client/data/gamedev/interfaces_v3/interaction.lua

@@ -537,3 +537,17 @@ function game:openWebIGBrowserHeader()
 		ui.w = ui_webig_browser_w;
 	end
 end
+
+------------------------------------------------------------------------------------------------------------
+local SavedUrl = "";
+function game:chatUrl(url)
+	SavedUrl = url
+	runAH(nil, "active_menu", "menu=ui:interface:chat_uri_action_menu");
+end
+function game:chatUrlCopy()
+	runAH(nil, "copy_to_clipboard", SavedUrl)
+end
+function game:chatUrlBrowse()
+	runAH(nil, "browse", "name=ui:interface:webig:content:html|url=" .. SavedUrl)
+end
+

code/ryzom/client/data/gamedev/interfaces_v3/interaction.xml

@@ -3127,4 +3127,19 @@
     <action handler="set"
             params="dblink=UI:SAVE:ISDETACHED:DYNAMIC_CHAT@0|value=0" />
   </proc>
+
+  <!-- there seems to be no way to pass url to menu, use lua script for middleman -->
+  <group type="menu"
+         id="chat_uri_action_menu"
+         extends="base_menu">
+    <action id="copy"
+	    name="uiCopy"
+	    handler="lua"
+	    params="game:chatUrlCopy()" />
+    <action id="openig"
+            name="uiBrowse"
+            handler="lua"
+            params="game:chatUrlBrowse()" />
+  </group>
+
 </interface_config>

code/ryzom/client/src/interface_v3/chat_text_manager.cpp

@@ -20,6 +20,7 @@
 // client
 #include "chat_text_manager.h"
 #include "nel/gui/view_text.h"
+#include "nel/gui/group_paragraph.h"
 #include "interface_manager.h"
 
 using namespace std;
@@ -149,34 +150,165 @@ static CInterfaceGroup *buildLineWithCommand(CInterfaceGroup *commandGroup, CVie
 	return group;
 }
 
-//=================================================================================
-CViewBase *CChatTextManager::createMsgText(const ucstring &cstMsg, NLMISC::CRGBA col, bool justified /*=false*/)
+static inline bool	isUrlTag(const ucstring &s, ucstring::size_type index, ucstring::size_type textSize)
 {
-	ucstring msg = cstMsg;
-	CInterfaceGroup *commandGroup = parseCommandTag(msg);
-	CViewText *vt = new CViewText(CViewText::TCtorParam());
-	// get parameters from config.xml
-	vt->setShadow(isTextShadowed());
-	vt->setShadowOutline(false);
-	vt->setFontSize(getTextFontSize());
-	vt->setMultiLine(true);
-	vt->setTextMode(justified ? CViewText::Justified : CViewText::DontClipWord);
-	vt->setMultiLineSpace(getTextMultiLineSpace());
-	vt->setModulateGlobalColor(false);
+	// Format http://, https://
+	// or markdown style (title)[http://..]
+	if(textSize > index+7)
+	{
+		bool markdown = false;
+		ucstring::size_type i = index;
+		// advance index to url section if markdown style link is detected
+		if (s[i] == '(')
+		{
+			// scan for ')[http://'
+			while(i < textSize-9)
+			{
+				if (s[i] == ')' && s[i+1] == '[')
+				{
+					i += 2;
+					markdown = true;
+					break;
+				}
+				else
+				if (s[i] == ')')
+				{
+					i += 1;
+					break;
+				}
+				i++;
+			}
+		}
 
-	ucstring cur_time;
-	if (showTimestamps())
+		if (textSize > i + 7)
+		{
+			bool isUrl = (toLower(s.substr(i, 7)) == ucstring("http://") || toLower(s.substr(i, 8)) == ucstring("https://"));
+			// match "text http://" and not "texthttp://"
+			if (isUrl && i > 0 && !markdown)
+			{
+				// '}' is in the list because of color tags, ie "@{FFFF}http://..."
+				const ucchar chars[] = {' ', '"', '\'', '(', '[', '}'};
+				isUrl = std::find(std::begin(chars), std::end(chars), s[i - 1]) != std::end(chars);
+			}
+			return isUrl;
+		}
+	}
+
+	return false;
+}
+
+// ***************************************************************************
+// isUrlTag must match
+static inline void getUrlTag(const ucstring &s, ucstring::size_type &index, ucstring &url, ucstring &title)
+{
+	bool isMarkdown = false;
+	ucstring::size_type textSize = s.size();
+	ucstring::size_type pos;
+
+	// see if we have markdown format
+	if (s[index] == '(')
+	{
+		index++;
+		pos = index;
+		while(pos < textSize-9)
+		{
+			if (s[pos] == ')' && s[pos + 1] == '[')
+			{
+				isMarkdown = true;
+				title = s.substr(index, pos - index);
+				index = pos + 2;
+				break;
+			}
+			else if (s[pos] == ')')
+			{
+				break;
+			}
+
+			pos++;
+		}
+	}
+
+	ucchar chOpen = ' ';
+	ucchar chClose = ' ';
+	if (isMarkdown)
+	{
+		chOpen = '[';
+		chClose = ']';
+	}
+	else if (index > 0)
+	{
+		chOpen = s[index - 1];
+		if (chOpen == '\'') chClose = '\'';
+		else if (chOpen == '"') chClose = '"';
+		else if (chOpen == '(') chClose = ')';
+		else if (chOpen == '[') chClose = ']';
+		else chClose = ' ';
+	}
+
+	if (chOpen == chClose)
+	{
+		pos = s.find_first_of(chClose, index);
+
+		// handle common special case: 'text http://.../, text'
+		if (pos != ucstring::npos && index > 0)
+		{
+			if (s[index-1] == ' ' && (s[pos-1] == ',' || s[pos-1] == '.'))
+			{
+				pos--;
+			}
+		}
+	}
+	else
+	{
+		// scan for nested open/close tags
+		pos = index;
+		sint nested = 0;
+		while(pos < textSize)
+		{
+			if (s[pos] == chOpen)
+			{
+				nested++;
+			}
+			else if (s[pos] == chClose)
+			{
+				if (nested == 0)
+				{
+					break;
+				}
+				else
 				{
+					nested--;
+				}
+			}
+
+			pos++;
+		}
+	}
+
+	// fallback to full string length as we did match http:// already and url spans to the end probably
+	if (pos == ucstring::npos)
+	{
+		pos = textSize;
+	}
+
+	url = s.substr(index, pos - index);
+	index = pos;
+
+	// skip ']' closing char
+	if (isMarkdown) index++;
+}
+
+//=================================================================================
+static void prependTimestamp(ucstring &msg)
+{
+	ucstring cur_time;
 	CCDBNodeLeaf *node = NLGUI::CDBManager::getInstance()->getDbProp("UI:SAVE:SHOW_CLOCK_12H", false);
 	if (node && node->getValueBool())
 		cur_time = CInterfaceManager::getTimestampHuman("[%I:%M:%S %p] ");
 	else
 		cur_time = CInterfaceManager::getTimestampHuman();
-	}
 
-	// if text contain any color code, set the text formated and white,
-	// otherwise, set text normal and apply global color
-	size_t codePos = msg.find(ucstring("@{"));
+	ucstring::size_type codePos = msg.find(ucstring("@{"));
 	if (codePos != ucstring::npos)
 	{
 		// Prepend the current time (do it after the color if the color at first position.
@@ -189,13 +321,49 @@ CViewBase *CChatTextManager::createMsgText(const ucstring &cstMsg, NLMISC::CRGBA
 		{
 			msg = cur_time + msg;
 		}
+	}
+	else
+	{
+		msg = cur_time + msg;
+	}
+}
+
+//=================================================================================
+CViewBase *CChatTextManager::createMsgText(const ucstring &cstMsg, NLMISC::CRGBA col, bool justified /*=false*/, bool plaintext /*=false*/)
+{
+	ucstring msg = cstMsg;
+	CInterfaceGroup *commandGroup = parseCommandTag(msg);
+
+	if (showTimestamps())
+		prependTimestamp(msg);
+
+	// must wrap all lines to CGroupParagraph because CGroupList will calculate
+	// width from previous line which ends up as CViewText otherwise
+	return createMsgTextComplex(msg, col, justified, plaintext, commandGroup);
+}
+
+//=================================================================================
+CViewBase *CChatTextManager::createMsgTextSimple(const ucstring &msg, NLMISC::CRGBA col, bool justified, CInterfaceGroup *commandGroup)
+{
+	CViewText *vt = new CViewText(CViewText::TCtorParam());
+	// get parameters from config.xml
+	vt->setShadow(isTextShadowed());
+	vt->setShadowOutline(false);
+	vt->setFontSize(getTextFontSize());
+	vt->setMultiLine(true);
+	vt->setTextMode(justified ? CViewText::Justified : CViewText::DontClipWord);
+	vt->setMultiLineSpace(getTextMultiLineSpace());
+	vt->setModulateGlobalColor(false);
 
+	// if text contain any color code, set the text formated and white,
+	// otherwise, set text normal and apply global color
+	if (msg.find(ucstring("@{")) != ucstring::npos)
+	{
 		vt->setTextFormatTaged(msg);
 		vt->setColor(NLMISC::CRGBA::White);
 	}
 	else
 	{
-		msg = cur_time + msg;
 		vt->setText(msg);
 		vt->setColor(col);
 	}
@@ -210,6 +378,112 @@ CViewBase *CChatTextManager::createMsgText(const ucstring &cstMsg, NLMISC::CRGBA
 	}
 }
 
+//=================================================================================
+CViewBase *CChatTextManager::createMsgTextComplex(const ucstring &msg, NLMISC::CRGBA col, bool justified, bool plaintext, CInterfaceGroup *commandGroup)
+{
+	ucstring::size_type textSize = msg.size();
+
+	CGroupParagraph *para = new CGroupParagraph(CViewBase::TCtorParam());
+	para->setId("line");
+	para->setSizeRef("w");
+	para->setResizeFromChildH(true);
+
+	if (plaintext)
+	{
+		CViewBase *vt = createMsgTextSimple(msg, col, justified, NULL);
+		vt->setId("text");
+		para->addChild(vt);
+
+		return para;
+	}
+
+
+	// quickly check if text has links or not
+	bool hasUrl;
+	{
+		ucstring s = toLower(msg);
+		hasUrl = (s.find(ucstring("http://")) || s.find(ucstring("https://")));
+	}
+
+	ucstring::size_type pos = 0;
+	for (ucstring::size_type i = 0; i< textSize;)
+	{
+		if (hasUrl && isUrlTag(msg, i, textSize))
+		{
+			if (pos != i)
+			{
+				CViewBase *vt = createMsgTextSimple(msg.substr(pos, i - pos), col, justified, NULL);
+				para->addChild(vt);
+			}
+
+			ucstring url;
+			ucstring title;
+			getUrlTag(msg, i, url, title);
+			if (url.size() > 0)
+			{
+				CViewLink *vt = new CViewLink(CViewBase::TCtorParam());
+				vt->setId("link");
+				vt->setUnderlined(true);
+				vt->setShadow(isTextShadowed());
+				vt->setShadowOutline(false);
+				vt->setFontSize(getTextFontSize());
+				vt->setMultiLine(true);
+				vt->setTextMode(justified ? CViewText::Justified : CViewText::DontClipWord);
+				vt->setMultiLineSpace(getTextMultiLineSpace());
+				vt->setModulateGlobalColor(false);
+
+				//NLMISC::CRGBA color;
+				//color.blendFromui(col, CRGBA(255, 153, 0, 255), 100);
+				//vt->setColor(color);
+				vt->setColor(col);
+
+				if (title.size() > 0)
+				{
+					vt->LinkTitle = title.toUtf8();
+					vt->setText(title);
+				}
+				else
+				{
+					vt->LinkTitle = url.toUtf8();
+					vt->setText(url);
+				}
+
+				if (url.find_first_of('\'') != string::npos)
+				{
+					ucstring clean;
+					for(string::size_type i = 0; i< url.size(); ++i)
+					{
+						if (url[i] == '\'')
+							clean += ucstring("%27");
+						else
+							clean += url[i];
+					}
+					url = clean;
+				}
+				vt->setActionOnLeftClick("lua");
+				vt->setParamsOnLeftClick("game:chatUrl('" + url.toUtf8() + "')");
+
+				para->addChildLink(vt);
+
+				pos = i;
+			}
+		}
+		else
+		{
+			++i;
+		}
+	}
+
+	if (pos < textSize)
+	{
+		CViewBase *vt = createMsgTextSimple(msg.substr(pos, textSize - pos), col, justified, NULL);
+		vt->setId("text");
+		para->addChild(vt);
+	}
+
+	return para;
+}
+
 //=================================================================================
 CChatTextManager &CChatTextManager::getInstance()
 {

code/ryzom/client/src/interface_v3/chat_text_manager.h

@@ -24,6 +24,7 @@
 namespace NLGUI
 {
 	class CViewBase;
+	class CInterfaceGroup;
 }
 
 class ucstring;
@@ -49,8 +50,9 @@ public:
 	  * \param msg the actual text
 	  * \param col the color of the text
 	  * \param justified Should be true for justified text (stretch spaces of line to fill the full width)
+	  * \param plaintext Text will not be parsed for uri markup links
 	  */
-	NLGUI::CViewBase *createMsgText(const ucstring &msg, NLMISC::CRGBA col, bool justified = false);
+	NLGUI::CViewBase *createMsgText(const ucstring &msg, NLMISC::CRGBA col, bool justified = false, bool plaintext = false);
 	// Singleton access
 	static CChatTextManager &getInstance();
 
@@ -73,6 +75,9 @@ private:
 	~CChatTextManager();
 
 	bool showTimestamps() const;
+
+	NLGUI::CViewBase *createMsgTextSimple(const ucstring &msg, NLMISC::CRGBA col, bool justified, NLGUI::CInterfaceGroup *commandGroup);
+	NLGUI::CViewBase *createMsgTextComplex(const ucstring &msg, NLMISC::CRGBA col, bool justified, bool plaintext, NLGUI::CInterfaceGroup *commandGroup);
 };
 
 // shortcut to get text manager instance