Appendix A Programkod

Transcription

1 Appendix A Programkod ProgramForm.cs using System; using System.Text; using System.Windows.Forms; using System.Net; using System.IO; using System.Text.RegularExpressions; using System.Collections.Generic; using System.Drawing; using System.Diagnostics; using System.Collections; namespace ProcessManager public partial class ProgramWindow : Form string NewLine = System.Environment.NewLine; ProcessGroup[] MyGroup = new ProcessGroup[25]; string configuration = ""; bool groupassigned; Hashtable cache = new Hashtable(); public ProgramWindow() InitializeComponent(); private void Form1_Load(object sender, EventArgs e) //displayhelp(); cache.add("processmanager", "This is me!"+newline+"process Manager is made by Johan Svensson."+NewLine+"For feedback mail: processmanagersurvey@gmail.com"); private void ProcessBox_SelectedIndexChanged(object sender, EventArgs e) getinfo(); private void scanbutton_click(object sender, EventArgs e) private void savebutton_click(object sender, EventArgs e) //Write the configuration string to a TXT-file. SaveFileDialog SaveFile = new SaveFileDialog(); SaveFile.Filter = "PM text configuration file(*.cfg) *.cfg"; if (SaveFile.ShowDialog() == DialogResult.OK) //WriteAllText writes then closes the file. File.WriteAllText(SaveFile.FileName,configuration); private void loadbutton_click(object sender, EventArgs e)

2 //Read a configuration from TXT-file into string configuration. OpenFileDialog OpenFile = new OpenFileDialog(); OpenFile.Filter = "PM text configuration file(*.cfg) *.cfg"; if (OpenFile.ShowDialog() == DialogResult.OK) //ReadAllText Opens,reads then closes the file configuration = File.ReadAllText(OpenFile.FileName); //destroy previous configuration int i = 1; while (MyGroup[i]!= null) MyGroup[i] = null; private void referencesbutton_click(object sender, EventArgs e) string references = null; references = string.join(newline, MyGroup[MyGroupBox.SelectedIndex].getRefProcessesInGroup().ToArray()); InfoBox.Text = "Group "+MyGroup[MyGroupBox.SelectedIndex].getName()+" contains"+newline+"the following process references: "+NewLine+references; private void groupbutton_click(object sender, EventArgs e) InputForm MyInputForm = new InputForm(); InputForm. DialogResult dr = MyInputForm.ShowDialog(this); if (dr == DialogResult.OK) groupassigned = false; int i = 0; //Find unassigned slot in MyGroup, create new object with name from while (!groupassigned) if (MyGroup[i] == null) MyGroup[i] = new ProcessGroup(); MyGroup[i].setName("#"+MyInputForm.GroupName); groupassigned = true; private void MyGroupBox_SelectedIndexChanged(object sender, EventArgs e) //Display the processes in selected group. MyProcessBox.DataSource = MyGroup[MyGroupBox.SelectedIndex].getLiveProcessesInGroup(); processlabel.text = "Processes in group: " + MyGroup[MyGroupBox.SelectedIndex].getLiveNumberofprocesses(); private void MyProcessBox_MouseDown(object sender, MouseEventArgs e)

3 //getinfo getinfo(); //Initiate dragdrop-event. int indexofitem = MyProcessBox.IndexFromPoint(e.X, e.y); if (indexofitem >= 0 && indexofitem < MyProcessBox.Items.Count) //check we clicked down on a string MyProcessBox.DoDragDrop(MyProcessBox.Items[indexOfItem], DragDropEffects.Copy); private void MyGroupBox_DragEnter(object sender, DragEventArgs e) //Allow moving Strings, not pics and so and set appropriate effect. if (e.data.getdatapresent(dataformats.stringformat) && (e.allowedeffect == DragDropEffects.Copy e.allowedeffect == DragDropEffects.Move)) e.effect = DragDropEffects.Copy; else e.effect = DragDropEffects.Move; //eller None? private void MyGroupBox_DragDrop(object sender, DragEventArgs e) //Determine where process will be dropped. int indexofitemundermousetodrop = MyGroupBox.IndexFromPoint(MyGroupBox.PointToClient(new Point(e.X, e.y))); //Do not allow process to be dropped outside any groups or the ungrouped group(0). if (indexofitemundermousetodrop > 0 && indexofitemundermousetodrop < MyGroupBox.Items.Count) if (e.data.getdatapresent(dataformats.stringformat)) // Confirm that dropped item is still a string. string name = string.empty); MyGroup[MyGroupBox.SelectedIndex].removeRefProcess(name); MyGroup[indexOfItemUnderMouseToDrop].addRefProcess(name); private void deletebutton_click(object sender, EventArgs e) //destroy group. int i = 0; if (MyGroupBox.SelectedIndex!= 0) while (MyGroup[MyGroupBox.SelectedIndex + i + 1]!= null) MyGroup[MyGroupBox.SelectedIndex + i] = MyGroup[MyGroupBox.SelectedIndex + i + 1]; MyGroup[MyGroupBox.SelectedIndex + i] = null; else InfoBox.Text = "You can not delete the default group.";

4 private void helpbutton_click(object sender, EventArgs e) displayhelp(); private void configparser() //Parse file, create groups and add predefined processes (references) to their respective processlist. Regex _confparse = new Regex(@"^#\w*"); //MySystemProcesses.scanForProcesses(); Process[] processlist = Process.GetProcesses(); List<string> list = new List<string>(); foreach (Process theprocess in processlist) list.add(theprocess.processname); //Create default processes group for processlisting. MyGroup[0] = new ProcessGroup(); MyGroup[0].setName("Ungrouped Processes"); MyGroup[0].setRefProcess("\'Ungrouped Processes\' never contains any references."); string[] array = Regex.Split(configuration, NewLine); int i = 1; foreach (string name in array) Match match = _confparse.match(name); if (match.success) MyGroup[i] = new ProcessGroup(); MyGroup[i].setName(name); else MyGroup[i - 1].addRefProcess(name); while (list.contains(name)) foreach (Process theprocess in processlist) if (theprocess.processname == name) MyGroup[i - 1].addLiveProcess(theprocess.ProcessName + "\t(" + theprocess.id + ")"); list.remove(name); foreach (string name in list) MyGroup[0].addLiveProcess(name); //Group objects and reference processlists created. The process with Id has been set for all LiveProcesses. //Iterates over MyGroup's and create a list for MyGroupBox datasource. List<string> grouplist = new List<string>();

5 for (int listitem = 0; listitem < i; listitem++) grouplist.add(mygroup[listitem].getname()); //Set DataSource. MyGroupBox.DataSource = grouplist; private void updateconfig() configuration = ""; int i = 1; while (MyGroup[i]!= null) configuration += MyGroup[i].getName() + NewLine; configuration += string.join(newline, MyGroup[i].getRefProcessesInGroup().ToArray()); configuration += NewLine; configuration = configuration.trim(); private void getinfo() //Format processname, removing ID and converting to lowercase. string formatedname = string.empty); //Check Hash. if (cache.containskey(formatedname)) InfoBox.Text = cache[formatedname].tostring(); else //Code for fetching webpage to string string url = " + formatedname; string result = null; WebResponse response = null; StreamReader reader = null; try HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url); request.method = "GET"; response = request.getresponse(); reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8); result = reader.readtoend(); //Format result with class for HTML-tags removal. It is optimized for speed. //Then removes junk i.e. whitespaces and useless information. Run through precompiled regexp. result = HtmlRemoval.StripTagsCharArray(result); result = HtmlRemoval.StripJunkRegexCompiled(result); //result = name).*(?=make sure you always use an updated antivirus and run a full scan)").value; catch (Exception ex) // Show error message result = formatedname + " could not be found in the database." + NewLine

6 + ex.message; finally if (reader!= null) reader.close(); if (response!= null) response.close(); cache.add(formatedname, result); InfoBox.Text = result; private void displayhelp() InfoBox.Text = "Welcome to the Process Manager!" + NewLine + "\'save/load configuration\' saves the current configuration to a file or loads a file of predefined groupings as the current configuration." + NewLine + "Press 'Scan for new processes' to update the list of currently running processes." + NewLine + "\'References for group\' displays the predefined processes for the selected group." + NewLine + NewLine + "Drag and drop processes from the process list onto a group to group your processes."; ProcessGroup.cs using System.Collections.Generic; namespace ProcessManager class ProcessGroup //Members, groupname is used for groupbox display create list for storing processes. string groupname; public List<string> MyRefProcessList = new List<string>(); public List<string> MyLiveProcessList = new List<string>(); public void setname(string name) groupname = name; public string getname() return groupname; //Set all processes for group, may be used when instantiated. public void setrefprocesses(list<string> list) MyRefProcessList = list; //Add single process to reference processlist. public void addrefprocess(string name) MyRefProcessList.Add(name); //Remove single process from reference processlist. public void removerefprocess(string name) MyRefProcessList.Remove(name);

7 //set reference processlist to single string. public void setrefprocess(string name) MyRefProcessList.Clear(); MyRefProcessList.Add(name); //Add single process to running processes processlist. public void addliveprocess(string name) MyLiveProcessList.Add(name); //Returns the actual running processes for the group. public List<string> getliveprocessesingroup() return MyLiveProcessList; //Returns the predefined processes for the group. public List<string> getrefprocessesingroup() return MyRefProcessList; //Get the number of processes actually running in the group. public int getlivenumberofprocesses() return MyLiveProcessList.Count; //Get the number of processes defined in the group. public int getrefnumberofprocesses() return MyRefProcessList.Count; HtmlRemoval.cs using System.Text.RegularExpressions; namespace ProcessManager // Methods to remove HTML from strings. public static class HtmlRemoval // Compiled regular expression for performance, // strips junk from stripped webpage i.e. multiple whitespace and links. static Regex _cutbeginning = new Regex(@"^(. \s)*?(?=(process name\: Application))", RegexOptions.Compiled); static Regex _cutjunk = new Regex(@"(Recommended\: Scan your system for registry errors As most applications store data in your system.*registry to identify hidden errors now\. Uninstalling applications can leave registry keys that bloat your registry\. We recommend you scan your registry for fragmented and obsolete entries\. Check Windows.*now to identify removable processes that are slowing down your computer\.)+", RegexOptions.Compiled); static Regex _cutwhitespaces = new Regex(@"[\t,\r,\n]+", RegexOptions.Compiled); static Regex _cutend = new Regex(@"(Is.*CPU intensive\?(. \s)*)", RegexOptions.Compiled); /// Remove HTML from string with compiled Regex. public static string StripJunkRegexCompiled(string source)

8 source = _cutbeginning.replace(source, string.empty); source = _cutend.replace(source, string.empty); source = _cutjunk.replace(source, string.empty); return source = _cutwhitespaces.replace(source, System.Environment.NewLine); // Remove HTML tags from string using char array. public static string StripTagsCharArray(string source) char[] array = new char[source.length]; int arrayindex = 0; bool inside = false; for (int i = 0; i < source.length; i++) char let = source[i]; if (let == '<') inside = true; continue; if (let == '>') inside = false; continue; if (!inside) array[arrayindex] = let; arrayindex++; return new string(array, 0, arrayindex);