1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
Lib/idlelib/GrepDialog.py
from __future__ import print_function
import os
import fnmatch
import re  # for htest
import sys
from Tkinter import StringVar, BooleanVar, Checkbutton  # for GrepDialog
from Tkinter import Tk, Text, Button, SEL, END  # for htest
from idlelib import SearchEngine
from idlelib.SearchDialogBase import SearchDialogBase
# Importing OutputWindow fails due to import loop
# EditorWindow -> GrepDialop -> OutputWindow -> EditorWindow

def grep(text, io=None, flist=None):
    root = text._root()
    engine = SearchEngine.get(root)
    if not hasattr(engine, "_grepdialog"):
        engine._grepdialog = GrepDialog(root, engine, flist)
    dialog = engine._grepdialog
    searchphrase = text.get("sel.first", "sel.last")
    dialog.open(text, searchphrase, io)

class GrepDialog(SearchDialogBase):

    title = "Find in Files Dialog"
    icon = "Grep"
    needwrapbutton = 0

    def __init__(self, root, engine, flist):
        SearchDialogBase.__init__(self, root, engine)
        self.flist = flist
        self.globvar = StringVar(root)
        self.recvar = BooleanVar(root)

    def open(self, text, searchphrase, io=None):
        SearchDialogBase.open(self, text, searchphrase)
        if io:
            path = io.filename or ""
        else:
            path = ""
        dir, base = os.path.split(path)
        head, tail = os.path.splitext(base)
        if not tail:
            tail = ".py"
        self.globvar.set(os.path.join(dir, "*" + tail))

    def create_entries(self):
        SearchDialogBase.create_entries(self)
        self.globent = self.make_entry("In files:", self.globvar)[0]

    def create_other_buttons(self):
        f = self.make_frame()[0]

        btn = Checkbutton(f, anchor="w",
                variable=self.recvar,
                text="Recurse down subdirectories")
        btn.pack(side="top", fill="both")
        btn.select()

    def create_command_buttons(self):
        SearchDialogBase.create_command_buttons(self)
        self.make_button("Search Files", self.default_command, 1)

    def default_command(self, event=None):
        prog = self.engine.getprog()
        if not prog:
            return
        path = self.globvar.get()
        if not path:
            self.top.bell()
            return
        from idlelib.OutputWindow import OutputWindow  # leave here!
        save = sys.stdout
        try:
            sys.stdout = OutputWindow(self.flist)
            self.grep_it(prog, path)
        finally:
            sys.stdout = save

    def grep_it(self, prog, path):
        dir, base = os.path.split(path)
        list = self.findfiles(dir, base, self.recvar.get())
        list.sort()
        self.close()
        pat = self.engine.getpat()
        print("Searching %r in %s ..." % (pat, path))
        hits = 0
        try:
            for fn in list:
                try:
                    with open(fn) as f:
                        for lineno, line in enumerate(f, 1):
                            if line[-1:] == '\n':
                                line = line[:-1]
                            if prog.search(line):
                                sys.stdout.write("%s: %s: %s\n" %
                                                 (fn, lineno, line))
                                hits += 1
                except IOError as msg:
                    print(msg)
            print(("Hits found: %s\n"
                  "(Hint: right-click to open locations.)"
                  % hits) if hits else "No hits.")
        except AttributeError:
            # Tk window has been closed, OutputWindow.text = None,
            # so in OW.write, OW.text.insert fails.
            pass

    def findfiles(self, dir, base, rec):
        try:
            names = os.listdir(dir or os.curdir)
        except os.error as msg:
            print(msg)
            return []
        list = []
        subdirs = []
        for name in names:
            fn = os.path.join(dir, name)
            if os.path.isdir(fn):
                subdirs.append(fn)
            else:
                if fnmatch.fnmatch(name, base):
                    list.append(fn)
        if rec:
            for subdir in subdirs:
                list.extend(self.findfiles(subdir, base, rec))
        return list

    def close(self, event=None):
        if self.top:
            self.top.grab_release()
            self.top.withdraw()


def _grep_dialog(parent):  # htest #
    from idlelib.PyShell import PyShellFileList
    root = Tk()
    root.title("Test GrepDialog")
    width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
    root.geometry("+%d+%d"%(x, y + 150))

    flist = PyShellFileList(root)
    text = Text(root, height=5)
    text.pack()

    def show_grep_dialog():
        text.tag_add(SEL, "1.0", END)
        grep(text, flist=flist)
        text.tag_remove(SEL, "1.0", END)

    button = Button(root, text="Show GrepDialog", command=show_grep_dialog)
    button.pack()
    root.mainloop()

if __name__ == "__main__":
    import unittest
    unittest.main('idlelib.idle_test.test_grep', verbosity=2, exit=False)

    from idlelib.idle_test.htest import run
    run(_grep_dialog)