134 lines
4.0 KiB
Python
134 lines
4.0 KiB
Python
import os
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import fnmatch
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import sys
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from tkinter import *
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from idlelib import SearchEngine
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from idlelib.SearchDialogBase import SearchDialogBase
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def grep(text, io=None, flist=None):
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root = text._root()
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engine = SearchEngine.get(root)
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if not hasattr(engine, "_grepdialog"):
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engine._grepdialog = GrepDialog(root, engine, flist)
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dialog = engine._grepdialog
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searchphrase = text.get("sel.first", "sel.last")
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dialog.open(text, searchphrase, io)
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class GrepDialog(SearchDialogBase):
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title = "Find in Files Dialog"
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icon = "Grep"
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needwrapbutton = 0
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def __init__(self, root, engine, flist):
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SearchDialogBase.__init__(self, root, engine)
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self.flist = flist
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self.globvar = StringVar(root)
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self.recvar = BooleanVar(root)
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def open(self, text, searchphrase, io=None):
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SearchDialogBase.open(self, text, searchphrase)
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if io:
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path = io.filename or ""
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else:
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path = ""
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dir, base = os.path.split(path)
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head, tail = os.path.splitext(base)
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if not tail:
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tail = ".py"
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self.globvar.set(os.path.join(dir, "*" + tail))
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def create_entries(self):
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SearchDialogBase.create_entries(self)
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self.globent = self.make_entry("In files:", self.globvar)
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def create_other_buttons(self):
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f = self.make_frame()
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btn = Checkbutton(f, anchor="w",
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variable=self.recvar,
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text="Recurse down subdirectories")
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btn.pack(side="top", fill="both")
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btn.select()
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def create_command_buttons(self):
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SearchDialogBase.create_command_buttons(self)
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self.make_button("Search Files", self.default_command, 1)
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def default_command(self, event=None):
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prog = self.engine.getprog()
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if not prog:
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return
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path = self.globvar.get()
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if not path:
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self.top.bell()
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return
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from idlelib.OutputWindow import OutputWindow
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save = sys.stdout
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try:
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sys.stdout = OutputWindow(self.flist)
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self.grep_it(prog, path)
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finally:
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sys.stdout = save
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def grep_it(self, prog, path):
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dir, base = os.path.split(path)
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list = self.findfiles(dir, base, self.recvar.get())
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list.sort()
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self.close()
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pat = self.engine.getpat()
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print("Searching %r in %s ..." % (pat, path))
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hits = 0
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for fn in list:
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try:
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f = open(fn, errors='replace')
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except IOError as msg:
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print(msg)
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continue
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lineno = 0
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while 1:
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block = f.readlines(100000)
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if not block:
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break
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for line in block:
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lineno = lineno + 1
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if line[-1:] == '\n':
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line = line[:-1]
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if prog.search(line):
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sys.stdout.write("%s: %s: %s\n" % (fn, lineno, line))
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hits = hits + 1
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if hits:
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if hits == 1:
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s = ""
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else:
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s = "s"
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print("Found", hits, "hit%s." % s)
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print("(Hint: right-click to open locations.)")
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else:
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print("No hits.")
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def findfiles(self, dir, base, rec):
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try:
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names = os.listdir(dir or os.curdir)
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except OSError as msg:
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print(msg)
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return []
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list = []
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subdirs = []
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for name in names:
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fn = os.path.join(dir, name)
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if os.path.isdir(fn):
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subdirs.append(fn)
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else:
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if fnmatch.fnmatch(name, base):
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list.append(fn)
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if rec:
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for subdir in subdirs:
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list.extend(self.findfiles(subdir, base, rec))
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return list
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def close(self, event=None):
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if self.top:
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self.top.grab_release()
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self.top.withdraw()
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