From fb354ee8afb21d5f09721a8e7b9df7169e7183fd Mon Sep 17 00:00:00 2001
From: Ted Trask <ttrask01@yahoo.com>
Date: Wed, 17 Sep 2008 19:40:31 +0000
Subject: Modified logfiles to add grep capability.

git-svn-id: svn://svn.alpinelinux.org/acf/alpine-baselayout/trunk@1472 ab2d0c66-481e-0410-8bed-d214d4d58bed
---
 logfiles-controller.lua |  4 ++--
 logfiles-model.lua      | 22 +++++++++++++++++++---
 logfiles-tail-html.lsp  |  5 ++++-
 logfiles-view-html.lsp  | 36 ++++++++++++++++++++++++++++++++++++
 4 files changed, 61 insertions(+), 6 deletions(-)
 create mode 100644 logfiles-view-html.lsp

diff --git a/logfiles-controller.lua b/logfiles-controller.lua
index 2af76ee..58fb0f0 100644
--- a/logfiles-controller.lua
+++ b/logfiles-controller.lua
@@ -13,7 +13,7 @@ delete = function (self)
 end
 
 view = function (self)
-	return self.model.get_filedetails(self.clientdata.name or "")
+	return self.model.get_filedetails(self.clientdata.name or "", self.clientdata.grep)
 end
 
 download = function (self)
@@ -29,5 +29,5 @@ tail = function (self)
 	if self.clientdata.offset then
 		self.conf.viewtype = "ajax"
 	end
-	return self.model.tail(self.clientdata.name, self.clientdata.offset)
+	return self.model.tail(self.clientdata.name, self.clientdata.offset, self.clientdata.grep)
 end
diff --git a/logfiles-model.lua b/logfiles-model.lua
index 54aceee..41c2308 100644
--- a/logfiles-model.lua
+++ b/logfiles-model.lua
@@ -60,12 +60,25 @@ local function list_files ( ... )
 	return cfe({ type="list", value=listed_files, label="Log files" })
 end
 
-get_filedetails = function (path)
+local do_grep = function(filecontent, grep)
+	if grep and grep ~= "" then
+		local lines = {}
+		for line in string.gmatch(filecontent.value, "[^\n]*\n?") do
+			if string.match(line, grep) then
+				lines[#lines+1] = line
+			end
+		end
+		filecontent.value = table.concat(lines) or ""
+	end
+end
+
+get_filedetails = function (path, grep)
 	local filedetails
 	local available_files = get()
 	for i,file in ipairs(available_files.value) do
 		if ( file.value.filename.value == path ) then
 			filedetails = modelfunctions.getfiledetails(path)
+			do_grep(filedetails.value.filecontent, grep)
 			break
 		end
 	end
@@ -73,14 +86,16 @@ get_filedetails = function (path)
 		filedetails = modelfunctions.getfiledetails("")
 		filedetails.value.filename.value = path
 	end
+	filedetails.value.grep = cfe({ value=grep or "", label="Grep" })
 	return filedetails
 end
 
-tail = function(path, offset)
+tail = function(path, offset, grep)
 	local filename = cfe({ value=path, label="File name", errtxt="File not found" })
 	local filesize = cfe({ value="0", label="File size" })
 	local filecontent = cfe({ type="longtext", label="File content" })
 	local fileoffset = cfe({ value="0", label="File offset" })
+	local filegrep = cfe({ value=grep or "", label="Grep" })
 
 	local available_files = get()
 	for i,file in ipairs(available_files.value) do
@@ -102,11 +117,12 @@ tail = function(path, offset)
 				fileoffset.value = filesize.value
 			end
 			f:close()
+			do_grep(filecontent, grep)
 			break
 		end
 	end
 	
-	return cfe({ type="group", value={filename=filename, filecontent=filecontent, filesize=filesize, fileoffset=fileoffset}, label="Tail Config file details" })
+	return cfe({ type="group", value={filename=filename, filecontent=filecontent, filesize=filesize, fileoffset=fileoffset, grep=filegrep}, label="Tail Config file details" })
 end
 
 get = function ()
diff --git a/logfiles-tail-html.lsp b/logfiles-tail-html.lsp
index b4ef807..6bfe26d 100644
--- a/logfiles-tail-html.lsp
+++ b/logfiles-tail-html.lsp
@@ -9,7 +9,7 @@
 		$.ajaxSetup({cache:false});
 		$.getJSON(
 			'<%= page_info.script .. page_info.prefix .. page_info.controller .. "/" .. page_info.action %>',
-			{name:'<%= form.value.filename.value %>', offset:currentoffset},
+			{name:'<% io.write(form.value.filename.value) if form.value.grep.value ~= "" then io.write("',grep:'"..form.value.grep.value) end %>', offset:currentoffset},
 			function(data) {
 				data.value.filecontent.value = data.value.filecontent.value.split("\n").join("<br>\n");
 				$("#filecontent").append(data.value.filecontent.value).scrollTop(999999999);
@@ -34,6 +34,9 @@
 <% 
 displayitem(form.value.filename)
 displayitem(form.value.filesize)
+if form.value.grep.value ~= "" then
+	displayitem(form.value.grep)
+end
 %>
 </DL>
 <textarea id="filecontent">
diff --git a/logfiles-view-html.lsp b/logfiles-view-html.lsp
new file mode 100644
index 0000000..a83153c
--- /dev/null
+++ b/logfiles-view-html.lsp
@@ -0,0 +1,36 @@
+<% local form, viewlibrary, page_info = ... %>
+<% require("viewfunctions") %>
+
+<% if form.type == "form" then %>
+<H1>Configuration</H1>
+<H2>Expert Configuration</H2>
+<% else %>
+<H1>View File</H1>
+<% end %>
+<H3>File Details</H3>
+<DL>
+<% 
+displayitem(form.value.filename)
+displayitem(form.value.filesize)
+displayitem(form.value.mtime)
+if form.value.grep.value ~= "" then
+	displayitem(form.value.grep)
+end
+%>
+</DL>
+
+<H3>File Content</H3>
+<% if form.descr then %><P CLASS='descr'><%= string.gsub(form.descr, "\n", "<BR>") %></P><% end %>
+<% if form.errtxt then %><P CLASS='error'><%= string.gsub(form.errtxt, "\n", "<BR>") %></P><% end %>
+<form action="<%= page_info.script .. page_info.prefix .. page_info.controller .. "/" .. page_info.action %>" method="POST">
+<input type="hidden" name="filename" value="<%= form.value.filename.value %>">
+<textarea name="filecontent">
+<%= html.html_escape(form.value.filecontent.value) %>
+</textarea>
+<% if form.value.filecontent.errtxt then %><P CLASS='error'><%= string.gsub(form.value.filecontent.errtxt, "\n", "<BR>") %></P><% end %>
+
+<% if form.type == "form" then %>
+<H3>Save</H3>
+<DL><DT>Submit and save above changes</DT><DD><input class="submit" type="submit" name="<%= form.option %>" value="<%= form.option %>"></DD></DL>
+<% end %>
+</form>
-- 
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